Diamond Selection
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Bulgari Parentesi necklace in white gold and diamonds
6,980 €
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Tiffany & Co Jazz necklace in platinium and diamonds
2,150 €
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Vintage ring in white gold and diamonds
2,680 €
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Cartier ring in yellow gold and diamond
5,250 €
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Cartier Ellipse ring in yellow gold and diamond
2,550 €
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Cartier Cartier Tectonique ring in white gold and diamonds
5,250 €
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Van Cleef & Arpels Romance ring in platinium and diamonds
3,480 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 6,000 €
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Necklace in pink gold and diamonds 0,67 carat
1,650 €
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Vintage 1930's necklace in platinium and diamonds
3,250 €
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Cartier ring in yellow gold and diamonds
17,500 €
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Solitaire ring in white gold and diamond (0,50 carat)
1,480 €
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Chanel Plume de Chanel ring in white gold and diamonds
11,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 19,600 €
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Vintage 1940's ring in yellow gold, platinium and diamonds
2,350 €
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Tiffany & Co Victoria ring in platinium and diamonds
1,580 €
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Atelier Collector Square solitaire ring in white gold and diamond (1,02 carat)
4,480 €
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Chopard Imperiale necklace in white gold and amethyst
2,450 €
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Bulgari Astrale large model necklace in yellow gold, diamonds and colored stones, in tourmaline and in amethyst
34,500 €
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Van Cleef & Arpels Cosmos brooch-pendant in white gold, diamonds and onyx
9,750 €
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Half-flexible wedding ring in rose gold and diamonds (2,76 carat)
5,650 €
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Chanel Ultra ring in white gold, ceramic and diamond
2,450 €
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Cartier Love pavé mini ring in white gold and diamonds
3,780 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 5,800 €
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Dior Rose Dior Bagatelle ring in white gold and diamonds
7,950 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 12,500 €
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Cartier ring in white gold and diamonds
24,800 €
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Boucheron ring in white gold and diamonds
3,750 €
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Boucheron setting solitaire ring in platinium and diamond 5,01 carat
32,500 €
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Cartier pendant in white gold and diamonds
4,950 €
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Cartier Destinée solitaire ring in platinum and diamonds
21,800 €
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Cartier 1895 solitaire ring in platinum and 88 Fortune Facets diamond
2,250 €
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Cartier 1895 solitaire ring in yellow gold and diamond
7,850 €
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Repossi Serti Sur Vide open ring in white gold and diamonds
15,980 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 45,000 €
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Cartier Etincelle ring in platinum and diamonds
2,250 €
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Tiffany & Co Forever wedding ring in platinium and diamonds
6,250 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 13,100 €
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Boucheron Ava ring in white gold and diamonds
1,450 €
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Dior Bois de Rose bracelet in yellow gold and diamonds
17,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 37,500 €
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Messika wedding ring in white gold and diamonds
5,750 €
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Poiray signet ring in yellow gold, white gold and diamond
20,800 €
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Repossi Berbère ring in pink gold and diamonds
4,980 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 11,950 €
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Vintage ring in platinum and diamonds
3,150 €
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Cartier 1980s ring in yellow gold and diamonds
4,980 €
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Flexible Pomellato ring in white gold and diamonds
8,450 €
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1895 Cartier necklace in white gold and diamonds
5,850 €
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Tiffany & Co Soleste wedding ring in platinum and diamonds
2,150 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 3,650 €
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Hermès Collier de chien bracelet in pink gold and diamonds
12,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 19,600 €
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Open Messika Théa ring in white gold and diamonds
3,250 €
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Fred Lovelight ring in platinium and diamonds
2,650 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 5,800 €
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Cartier Trinity earrings in yellow gold and diamonds
10,800 €
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Vintage brooch-pendant in yellow gold, 14 carats yellow gold and cultured pearland in diamonds
2,750 €
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Cartier Love pavé bracelet in yellow gold and diamonds
33,800 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 48,900 €
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Cartier Le Baiser du Dragon necklace in white gold and diamondsand in diamonds
5,450 €
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Cartier Etincelle ring in platinium and diamonds
2,980 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 6,900 €
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Cartier 1895 solitaire ring in platinium and diamonds
11,800 €
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Cartier Love 10 diamants bracelet in white gold and diamonds
13,800 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 20,200 €
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Cartier ring in platinum and diamonds
3,750 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 6,350 €
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Tiffany & Co Victoria bracelet in platinium, white gold and diamonds
15,800 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 26,500 €
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Tiffany & Co Setting solitaire ring in pink gold, platinium and diamond
16,500 €
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Tiffany & Co bracelet in platinium, white gold and diamonds
5,850 €
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Tiffany & Co Hearts necklace in platinium and diamonds
2,980 €
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Tiffany & Co Jazz ring in pink gold and diamonds
2,480 €
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Cartier Destinée ring in platinum and diamonds
4,650 €
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Cartier Ballerine ring in platinum and diamonds
2,450 €
Collector Square offers you pre-loved luxury jewellery authenticated and rigorously selected for their condition and desirability. Rings, bracelets, pendants, necklaces, earrings, brooches and cufflinks for men and women are available on collectorsquare.com in a wide range of materials: yellow gold, white gold, rose gold, diamonds, rubies, sapphires, emeralds, lapis lazuli, mother-of-pearl...
Take a look at our wedding selection too, with more than 200 engagement and wedding rings by Cartier, Tiffany Co, Van Cleef Arpels, Boucheron, Fred, Bulgari, Chaumet, Messika, Mauboussin...
In addition, Collector Square has imagined a timeless collection of diamond jewellery designed in Paris and entirely handcrafted by jewellers in Milan; Atelier Collector Square. These rings, bracelets, necklaces and earrings with sleek lines can be worn alone or paired with your signed or vintage jewellery.
Collector Square has its own jewellery workshop which, depending on the piece, offers polishing, cleaning and resizing services.
See the entire selection of jewellery on collectorsquare.com, and ensure you never miss out on any previews by signing up for our newsletter.
Each piece of jewellery sold by Collector Square is shipped worldwide within 24 hours with its certificate of authenticity. You can also sell your luxury jewellery on consignment or for immediate purchase with Collector Square. To do that, please send an authentication request directly via the website. Our specialists will get back to you within 48 hours at the latest.
14-days return policy
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