Diamond Selection
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Bulgari Divas' Dream ring in pink gold and diamonds
8,950 €
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Vintage Art Déco bracelet in platinium and diamonds
9,550 €
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A pair of Chaumet Joséphine Aigrette earrings in white gold and diamonds
20,800 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 34,400 €
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Tiffany & Co Harmony wedding ring in platinium and diamonds
2,130 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 3,750 €
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De Grisogono Contrario earrings in pink gold, diamonds and black diamonds
19,500 €
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Vintage boule ring in platinium and diamonds
3,850 €
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Van Cleef & Arpels Romance solitaire ring in platinium and diamonds
17,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 26,700 €
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Tiffany Co Soleste ring in platinum and diamonds
9,250 €
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Vintage ring in yellow gold and diamonds
59,800 €
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De Beers ring in white gold and diamonds
2,250 €
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Van Cleef & Arpels Fleurette large model ring in white gold and diamonds
10,800 €
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Chaumet Jeux de Liens ring in white gold and diamonds
3,350 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 7,750 €
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Van Cleef & Arpels Jarretière ring in yellow gold and diamonds
3,650 €
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Messika Meli- Melo ring in white gold and diamonds
4,250 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 8,350 €
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Vintage Art Deco ring in platinum and diamonds
1,750 €
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Vintage ring in white gold and diamonds
2,450 €
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Vintage 1960s platinum and diamond ring
4,150 €
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Graff solitaire ring in platinum and diamonds
89,500 €
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Cartier Ballerine solitaire ring in platinium and diamonds
5,450 €
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Cartier 1895 solitaire ring in platinium and diamonds
2,250 €
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Cartier Caresse d'Orchidées earrings in white gold, diamonds and colored stones
29,800 €
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Cartier Etincelle ring in pink gold and diamonds
3,250 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 6,200 €
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Cartier Lignes Essentielles bracelet in platinium and diamonds
22,500 €
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Cartier Mimi ring in platinium and diamonds
6,250 €
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Cartier 1895 solitaire ring in platinum and diamonds
2,850 €
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Cartier Trinity hoop earrings in yellow gold and diamonds
8,980 €
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Vintage ring in pink gold and diamond
4,750 €
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Boucheron Serpent Bohème long necklace in white gold and diamonds
19,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 33,300 €
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Boucheron Ava ring in white gold and diamonds
3,450 €
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Boucheron Beloved wedding ring in platinium and diamonds
1,980 €
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Chopard earrings in white gold and diamonds
12,500 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 19,600 €
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Bulgari ring in platinium and diamonds (1.57 ct.)
15,900 €
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Cartier Diamant Léger earrings in white gold and diamonds
3,450 €
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Cartier Lanière bracelet in white gold and diamonds
15,400 €
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Chanel 1932 ring in white gold and diamonds
24,500 €
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Tiffany & Co Metro bangle in white gold and diamonds
5,350 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 9,500 €
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Piaget Rose ring in platinium and diamonds
4,250 €
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Chaumet Lien solitaire ring in platinum and diamonds
4,250 €
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Chopard Happy Diamonds earrings in yellow gold and diamonds
4,680 €
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Messika Eden necklace in white gold and diamond
2,750 €
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Vintage 1930's ring in platinium and diamonds
4,980 €
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Cartier Trinity ring in yellow gold and diamonds
7,950 €
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Tiffany & Co. solitaire ring in platinum and diamonds
See price
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Chanel Camelia ring in white gold and diamonds
14,800 €
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Vintage Art Deco ring in platinum and diamonds
1,880 €
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Solitaire ring in white gold and in diamond (0.72 carat)
2,650 €
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Dinh Van Anthea sleeve ring in white gold and diamonds
3,250 €
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Cartier solitaire ring in platinium and diamonds
69,800 €
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Vintage signet ring in yellow gold and diamonds
43,800 €
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Vintage medium model hoop earrings in 14k white gold and diamonds
See price
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Buccellati Scacchi ring in white gold, yellow gold and diamonds
14,800 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 24,500 €
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Tiffany & Co Clé Fleur de Lys large model necklace in platinium and diamonds
7,980 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 13,200 €
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De Grisogono Allegra ring in white gold and diamonds
9,450 €
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Messika necklace in white gold and diamonds
1,750 €
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Pomellato Tubolare ring in white gold and diamonds
3,980 €
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Messika Promess ring in white gold and diamonds
3,450 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 6,250 €
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Half-flexible wedding ring in yellow gold and diamonds (1,21 carat)
2,450 €
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De Grisogono ring in white gold, jet and diamonds
8,350 €
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Tiffany & Co Soleste ring in pink gold and diamonds
1,980 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 3,650 €
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De Beers DB Classic ring in platinium and diamonds
3,450 €
Retail price recorded on the basis of similar items in 2026 Retail Price: 8,350 €
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.
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