{"title":"Pre-owned \u0026 Unworn Diamond Necklaces \u0026 Pendants","description":"","products":[{"product_id":"piaget-necklace","title":"Piaget Coeur Necklace | Pavé Diamonds | 18k White Gold | 1996","description":"\u003cp class=\"p1\"\u003eA sculptural large heart-shaped pendant necklace by Piaget, crafted in 18k White Gold, from 1996.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe open-heart pendant is suspended from a heart-shaped pavé-set diamond bail and hangs from an 18k White Gold spiga (wheat) chain of 61cm (24 inches), secured with a lobster clasp.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe pendant features pierced openwork spelling ‘PIAGET’, an understated detail integrated within the design. Estimated total diamond carat weight of 0.35ct.\u003cbr\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":55989428715855,"sku":"103123101","price":6950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/Piagetheartnecklace18KWhiteGold.jpg?v=1758543855"},{"product_id":"chopard-amethyst-set","title":"Chopard 'Imperiale' Cocktail Set | Amethyst \u0026 Diamond | Necklace, Ring \u0026 Earrings | 18k White Gold","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eA tribute to regal elegance, this Chopard set from the \u003cmeta charset=\"utf-8\"\u003e‘Imperiale’ collection showcases the house’s signature architectural motifs, inspired by the embroidery and patterns of imperial robes. The set appropriately uses purple Amethysts as it's centrepiece - a colour which has notably been associated with royalty, luxury, prestige and nobility for centuries.\u003cbr\u003e\u003cbr\u003eCrafted in 18k white gold, the necklace pendant, earrings, and ring each feature rich, cushion-cut amethysts at their centre, framed by a delicate pavé-set diamond \u003cmeta charset=\"utf-8\"\u003equartet motif. The amethyst's deep violet hue evokes a sense of majesty, while the precise geometric arrangement lends a sculptural edge. This set embodies Chopard’s timeless sophistication - contemporary yet steeped in heritage, \u003cmeta charset=\"utf-8\"\u003ebold yet refined.\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThe necklace pendant is suspended from a 30-inch double fine link chain with a length of \u003cmeta charset=\"utf-8\"\u003e76.2cm, finished with a lobster claw clasp. The earrings are finished with lever back clasp fittings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith an estimated total diamond weight of 1.79ct and an estimated amethyst carat weight of 37.32ct.\u003c\/span\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":55989906866511,"sku":"075171101","price":24950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/AmythestChopard18KWhiteGoldSet.jpg?v=1758548460"},{"product_id":"bvlgari-set","title":"Bvlgari Parentesi Set | Blue Topaz \u0026 Diamond | Necklace, Ring \u0026 Earrings | 18k White Gold","description":"\u003cp\u003eAn exquisite testament to Bvlgari’s Roman heritage, this jewellery set from the '\u003cmeta charset=\"utf-8\"\u003eParentesi' collection captures the Maisons distinctive fusion of architecture and elegance. Crafted in 18k White Gold, the necklace, earrings and ring are centred around round-cut blue topaz gemstones; their serene, clear and sky-blue hue is enhanced by brilliant diamond detailing.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe earrings feature topaz drops that gracefully suspend from diamond-set motifs, featuring omega clip back fittings. The necklace pendant echoes this composition, hung from a diamond-set bail, suspended from a fine white gold chain, with a length of \u003cspan style=\"mso-spacerun: yes;\"\u003e35-40cm (14-18 inches). The chain features\u003c\/span\u003e four adjustable necklace lengths, connecting to a lobster clasp. The ring band tapers slightly and is accented with a half pavé diamond setting, emphasising the depth of the faceted stone.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003eIntroduced in the late 1970s, the Parentesi motif was inspired by the travertine junctions of Rome’s ancient pavements - a recurring architectural element across the Eternal City. It has since become one of Bvlgari’s most iconic signatures, blending classical forms with a modern, modular aesthetic. This elegant set embodies that enduring spirit, marrying historical inspiration with contemporary refinement. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eEstimated total diamond carat weight of 0.57ct.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":55989913321807,"sku":"075151101","price":15950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/Bvlgari18Kwhitegoldbluegemdiamondset.jpg?v=1758548467"},{"product_id":"set","title":"Pasquale Bruni Bon Ton Set | Pavé Diamond | Necklace, Ring \u0026 Earrings | 18k White Gold","description":"\u003cp\u003eCrafted in 18k White Gold, this Pasquale Bruni\u003ci\u003e \u003c\/i\u003eset is from the brand's '\u003cmeta charset=\"utf-8\"\u003eBon Ton'\u003ci\u003e \u003c\/i\u003ecollection, which uses the flower as it's central motif. \u003cmeta charset=\"utf-8\"\u003eThe floral motifs are notably raised and sculptural, with a beautiful thickness that gives each piece a bold, dimensional and luxurious presence. \u003cbr\u003e\u003cbr\u003eThe necklace, earrings and ring each use the Maison’s iconic five-petal flower motif, entirely pavé-set on the top surface with round brilliant-cut diamonds. \u003cmeta charset=\"utf-8\"\u003eEach petal is framed by a pavé-set diamond bezel, enhancing the soft curves of the design. \u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003eThe necklace pendant is hung from a pavé-set bail, suspended from a 16 inch (40cm) 18k White Gold chain. The ring and earrings mirror this attention to detail, with pavé diamonds along the shoulders of the ring band, and the earrings adorned with pavé-set tops, anchoring the floral drops below.\u003cbr\u003e\u003cbr\u003eFeatures ear jacket fittings and a delicate heart-shaped jump ring that perfectly complements the subtle sapphire gem adorned on the lobster claw clasp.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":55989913878863,"sku":"075131107","price":20000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/FlowerJewellery18KWhiteGoldDiamondSet.jpg?v=1758548481"},{"product_id":"tubogas-diamond-necklace-18k-white-gold","title":"Cartier Tubogas Collar Necklace | Pavé Diamond | 18k White Gold | 1980's","description":"\u003cp data-pm-slice=\"1 1 []\"\u003eAn 18k White Gold Cartier Tubogas Collar necklace, circa 1980s. The central trapeze shaped panel is \u003cmeta charset=\"utf-8\"\u003eaccented with 20 round brilliant cut diamonds, and amplified by two singular pavé-set diamond panels on either side.\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eThis necklace makes a chic statement piece, that can be dressed up for evening or night wear.\u003cmeta charset=\"utf-8\"\u003eThe collar necklace has a length of approximately 40cm (15 inches) and features a concealed open box clasp.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eEstimated total diamond carat weight of 1.2ct.\u003c\/span\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":56279116841295,"sku":"124176161","price":15000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/18K_White_Gold_Diamond_Necklace.jpg?v=1762876840"},{"product_id":"chopard-happy-diamond-square-necklace-18k-white-gold","title":"Chopard Happy Diamonds Square Pendant Necklace | 18k White Gold | 2000's","description":"\u003cp\u003eA Chopard Happy Diamond Necklace, with the iconic 'Happy Diamonds' at its centre - a round brilliant-cut diamond, \u003cmeta charset=\"utf-8\"\u003efloating between two sapphire crystal glass panels, signed Chopard. Crafted in 18k white gold and framed in a square-shaped pendant, pavé-set with a double row of round brilliant-cut diamonds.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe pendant is suspended from an 18k white gold belcher-link chain, with a lobster clasp and Chopard signature plate. Estimated total diamond carat weight of 0.5ct.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":56346005569871,"sku":"075116102","price":4500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/Chopard18KWhiteGoldDiamond_e7fdaba1-bdab-4437-9269-946caf56ff81.jpg?v=1762877935"},{"product_id":"chopard-heart-diamond-float-necklace","title":"Chopard Happy Diamonds Heart Pendant Necklace | 18k White Gold","description":"\u003cp\u003eA Chopard 'Happy Diamonds' pendant necklace, with the maison's iconic Happy Diamond at its centre - a round brilliant-cut diamond floating between two sapphire crystal glass panels, signed Chopard.\u003c\/p\u003e\n\u003cp\u003eFramed within a smooth polished \u003cmeta charset=\"utf-8\"\u003eheart-shaped \u003cmeta charset=\"utf-8\"\u003ependant and crafted in 18k white gold. The pendant is suspended from an 18k white gold fine belcher-link chain, with a lobster clasp and Chopard signature plate.\u003c\/p\u003e\n\u003cp\u003eThe pendant measures 14.2mm in length with a width of 16.8mm and the chain measures 42.5cm (16.7 inches) in length.\u003c\/p\u003e\n\u003cp\u003eEstimated total diamond carat weight of 0.05ct.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":56346052755791,"sku":"075121104","price":1950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/18KWhiteGoldChopardNecklace.jpg?v=1762877950"},{"product_id":"pasquale-bruni-bon-ton-citrine-diamond-set-necklace-ring-earrings","title":"Pasquale Bruni Bon Ton Set | Citrine \u0026 Diamond | Necklace, Ring \u0026 Earrings | 18k Rose Gold","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eCrafted in 18k Rose Gold, with rounded citrine stones at the centre, this Pasquale Bruni set is from the brand's 'Bon Ton' collection, which uses the flower as it's central motif. The floral motifs are notably raised and sculptural, with a beautiful thickness that gives each piece a bold, dimensional and luxurious presence.\u003c\/p\u003e\n\u003cp\u003eThe necklace, earrings and ring each use the Maison’s iconic five-petal flower motif with each petal framed by a pavé-set diamond bezel, enhancing the soft curves of the design. The necklace pendant is suspended from a 16 inch 18k Rose Gold chain with circle detailing. Features omega back fittings shaped in the maisons flower motif.\u003cbr\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":57475482550607,"sku":"046136140","price":9950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/18KRoseGoldOrangestoneSecondHandJewelCollectors4.jpg?v=1776432361"},{"product_id":"bvlgari-necklace-earrings-multi-gem-18k-yellow-gold","title":"Bvlgari B.zero1 Multi-Gem \u0026 Diamond Suite | Lavalier Necklace \u0026 Earrings | 18k Yellow Gold","description":"\u003cp class=\"p1\"\u003eThis striking Bvlgari multi-gem jewellery suite, from the B.zero1 collection, comprises a necklace and matching pair of earrings crafted in 18k yellow gold. The suite is set with round brilliant-cut diamonds and a vibrant selection of coloured gemstones, including citrine, blue topaz, amethyst and peridot.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe necklace’s cable-link chain is accented with a citrine bead, a blue topaz bead and two circular motifs pavé-set with round brilliant-cut diamonds. Suspended at the centre is a partially diamond-set ‘BVLGARI BVLGARI' barrel motif, from which hangs an articulated tassel of fine chains. The tassel is embellished with three further diamond-set circular motifs and citrine, peridot and amethyst beads, creating fluid movement and a playful contrast of colour.\u003cbr\u003e\u003cbr\u003eThe necklace is completed with a lobster clasp and three circular 'BVLGARI' motifs, allowing the length to be adjusted from approximately 15 to 17 inches. \u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe coordinating earrings feature diamond-set surmounts suspending partially pavé-set 'BVLGARI BVLGARI' barrel motifs. Each barrel releases three articulated chain tassels, asymmetrically adorned with diamond-set circular motifs and coloured gemstone beads. One earring features amethyst and citrine, while the other features peridot and blue topaz. The earrings are completed with omega-back fittings. \u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eEstimated total diamond carat weight of 2.15ct.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis suite comes with our Jewel Collectors Certificate of Authenticity, Box and 12 Months Warranty.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis jewellery item has been checked by our jeweller to verify authenticity, condition and structural integrity, with appropriate checks carried out to confirm a clean history.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":58033693819215,"sku":"066181102","price":11950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/BvlgariMultigemEarrings18KRoseGoldDiamondSecondHandJewelCollectors3.jpg?v=1782749294"},{"product_id":"diamond-set-necklace-bracelet-earrings-18k-yellow-gold","title":"Diamond Suite | Necklace, Bracelet \u0026 Earrings | 18k Yellow Gold | Diamond Certification | 117 Diamonds | 41.84 ct","description":"\u003cp class=\"p2\"\u003eThis dazzling diamond suite comprises a matching necklace, bracelet and pair of drop earrings. Round brilliant-cut diamonds take centre stage, with each stone individually bezel-set in 18k yellow gold. The suite is set with a total of 117 diamonds, with an estimated combined diamond weight of 41.84 carats.\u003cbr\u003e\u003cbr\u003eThe necklace and earrings feature an elegant \u003cmeta charset=\"utf-8\"\u003eand subtle graduated design, creating a refined and beautifully balanced silhouette. Of the total 117 diamonds, \u003cmeta charset=\"utf-8\"\u003e85 are accompanied by individual grading reports issued by DPL or HRD Antwerp.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eNecklace \u003cbr\u003e\u003cbr\u003e\u003c\/b\u003eThe necklace measures approximately 43.5cm in length and is set with 70 graduated round brilliant-cut diamonds, with a total diamond weight of 29.71 carats. \u003cbr\u003e\u003cbr\u003eThe accompanying documentation indicates that the necklace was originally set with 72 diamonds; two stones were subsequently removed to shorten its length. \u003cbr\u003e\u003cbr\u003e- Diamond weight: 29.71 carats\u003cbr\u003e- Clarity: Loupeclean to vvs2. \u003cbr\u003e- Colour: D - G. \u003cbr\u003e- Cut: Very good.\u003cbr\u003e- Proportions: Very good.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eDrop Earrings\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eEach earring measures approximately 4.5cm in length and is set with eight graduated round brilliant-cut diamonds, giving a total of 16 diamonds across the pair. The earrings are completed with White Gold butterfly-back fittings. \u003cbr\u003e\u003cbr\u003e- Total diamond weight: 5,18ct.\u003cbr\u003e- Clarity: loupeclean to VVS2. \u003cbr\u003e- Colour: D - F. \u003cbr\u003e- Cut: Very Good. \u003cbr\u003e- Proportions: Very Good.\u003cbr\u003e\u003cbr\u003e\u003cspan class=\"s1\"\u003e\u003cstrong\u003eBracelet\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003eThe bracelet measures approximately 17.5cm in length laid flat and is suitable for a wrist measuring approximately 15.5-16cm. It is set with 31 round brilliant-cut diamonds, with a total diamond weight of 6.95 carats. \u003cbr\u003e\u003cbr\u003e- Diamond weight: 6.95 carats.\u003cbr\u003e- Clarity: VVS1. \u003cbr\u003e- Colour: Fine White (G).\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":58045873652047,"sku":"066561101","price":75000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/18KGoldDiamondBraceletSecondHandJewelCollectors5.jpg?v=1782749002"},{"product_id":"van-cleef-arpels-diamond-floral-motif-necklace-18k-white-gold","title":"Van Cleef \u0026 Arpels 'Foile des Prés' Pendant Necklace | REF. VCARP05K00 | Round, Pear and Marquise Diamonds | 18k White Gold | Box \u0026 Papers | 2022","description":"\u003cp class=\"p1\"\u003eThis beautiful pendant is from \u003cmeta charset=\"utf-8\"\u003eVan Cleef \u0026amp; Arpels 'Folie des Prés' high jewellery collection which celebrates the beauty of wildflowers. \u003cbr\u003e\u003cbr\u003eRound, pear-shaped and marquise-cut diamonds form an asymmetrical arrangement that evokes the beauty of wildflowers. Suspended from a chain set with eight \u003cmeta charset=\"utf-8\"\u003edispersed asymmetric brilliant-cut diamonds. The box clasp is set with a floral arrangement of six brilliant-cut diamonds. \u003cbr\u003e\u003cbr\u003eCrafted in rhodium plated 18k white gold, the radiance of the \u003cmeta charset=\"utf-8\"\u003e44 diamonds are naturally enhanced, with a total of 4.78 carats.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis suite comes with the Van Cleef \u0026amp; Arpels papers dated 2022, booklet, necklace pouch and outer box. It also comes with our Jewel Collectors 12 Months Warranty.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis jewellery item has been checked by our jeweller to verify authenticity, condition and structural integrity, with appropriate checks carried out to confirm a clean history.\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":58046495621455,"sku":"066311151","price":39500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/Van_Cleef_Necklace_18K_White_Gold_Diamond_Second_hand_Jewel_Collectors_11.jpg?v=1786725984"},{"product_id":"late-art-deco-50ct-diamond-convertible-necklace-bracelet-suite-platinum-1940s","title":"Late Art Deco 50ct Diamond Convertible Necklace \u0026 Bracelet Suite | Platinum | Circa 1940s","description":"\u003cp class=\"p1\"\u003eAn exceptional 1940s late Art Deco diamond convertible necklace and bracelet suite, crafted in Platinum and set with an estimated 50 carats of diamonds.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eComposed of articulated openwork links, the geometric design combines round diamonds with baguette-cut, rectangular and square step-cut diamonds. Four principal panels punctuate the piece, arranging the step-cut diamonds in angular motifs and surrounding them with pavé-set round diamonds.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe articulated sections can be detached and reconfigured via concealed tongue-and-box clasps, allowing the jewel to be worn in three different ways: as two bracelets and a collar necklace, joined together as one longer necklace, or as a mid-length necklace with a single bracelet. \u003cbr\u003e\u003cbr\u003eConvertible jewels were among the most ingenious expressions of early twentieth-century high jewellery, prised for their versatility and craftsmanship. Transform it to suit every type of occasion.\u003cbr\u003e\u003cbr\u003eHaving survived complete for more than eight decades, this is a rare and exceptionally glamorous example of 1940s jewellery, distinguished by its scale, versatility and unmistakable late Art Deco character.\u003cbr\u003e\u003c\/p\u003e","brand":"Jewel Collectors","offers":[{"title":"Default Title","offer_id":58535338737999,"sku":"095491163","price":75000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/5743\/1375\/files\/18KWhiteGoldDiamondNecklaceSecondHandJewelCollectors3.jpg?v=1776335531"}],"url":"https:\/\/jewelcollectors.co.uk\/collections\/pre-owned-unworn-diamond-necklaces-pendants.oembed","provider":"Jewel Collectors","version":"1.0","type":"link"}