Diamond Selection
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Vintage signet ring in yellow gold and diamonds
47,500 €
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Chanel Comète Géode small model necklace in white gold and diamonds
2,550 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 4,240 €
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Tiffany & Co Diamonds By The Yard earrings in yellow gold and diamonds
2,650 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 4,600 €
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Chanel Camelia ring in white gold and diamonds
14,800 €
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Chopard Happy Diamonds earrings in yellow gold and diamonds
4,680 €
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Hermès Finesse earrings in pink gold and diamonds
5,250 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 7,100 €
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Vintage ring in pink gold and diamond
4,980 €
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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 2025 Retail Price: 33,300 €
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Boucheron Beloved wedding ring in platinium and diamonds
1,980 €
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Cartier Lanière bracelet in white gold and diamonds
15,400 €
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Cartier Caresse d'Orchidées earrings in white gold, diamonds and colored stones
29,800 €
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Cartier Trinity hoop earrings in yellow gold and diamonds
8,980 €
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Cartier Mimi ring in platinium and diamonds
6,250 €
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Flexible Cartier Perles de Diamants cuff bracelet in white gold and diamonds
18,800 €
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Half-articulated Perles de Diamants Cartier necklace in white gold and diamonds
21,500 €
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Cartier Juste un clou small model ring in pink gold and diamonds
4,250 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 6,700 €
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Cartier Etincelle ring in pink gold and diamonds
3,780 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 6,200 €
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Cartier Diamant Léger earrings in white gold and diamonds
3,450 €
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Hermès Finesse necklace in white gold and diamonds
3,450 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 5,100 €
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Piaget ring in yellow gold and diamonds
2,150 €
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Hermès Chaîne d'Ancre enchainée ring in white gold and diamonds
5,980 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 9,500 €
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Cartier solitaire ring in platinium and diamonds
74,800 €
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Tiffany & Co Diamonds By The Yard bracelet in yellow gold and diamonds
2,750 €
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De Grisogono Allegra ring in white gold and diamonds
11,800 €
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Bulgari Diva's Dream bracelet in white gold and diamonds
3,850 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 6,400 €
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Tiffany & Co Diamonds By The Yard necklace in yellow gold and diamonds
2,250 €
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Tiffany & Co solitaire ring in platinium and diamonds
1,850 €
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Messika necklace in white gold and diamonds
1,850 €
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Chanel Comète Géode small model earrings in white gold and diamonds
3,950 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 6,800 €
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Vintage solitaire ring in white gold and diamonds (3,19 carats)
21,800 €
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Messika Promess ring in white gold and diamonds
3,450 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 6,250 €
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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 2025 Retail Price: 24,500 €
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Repossi earring in white gold and diamonds
7,180 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 16,800 €
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Tiffany & Co wedding ring in platinium and diamonds
1,880 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 3,300 €
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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 2025 Retail Price: 12,200 €
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Cartier Agrafe necklace in white gold and diamonds
15,800 €
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Vintage ring in white gold and diamonds
8,450 €
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Messika ring in white gold and diamonds
4,750 €
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De Grisogono ring in white gold, jet and diamonds
9,250 €
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Vintage earrings in white gold and diamonds
3,750 €
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Half-flexible wedding ring in rose gold and diamonds (2,76 carats)
5,650 €
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Vintage 1930's ring in platinium and diamonds
4,950 €
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Vintage cuff bracelet in white gold, platinium, diamonds and synthetics ruby
8,750 €
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De Beers Enchanted Lotus earrings in white gold and diamonds
6,150 €
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Van Cleef & Arpels Fleurette ring in white gold and diamonds
8,650 €
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Necklace in pink gold and diamond (0,40 carat)
1,480 €
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Half-flexible wedding ring in yellow gold and diamonds (1,21 carat)
2,450 €
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Earrings in white gold and diamonds (2 x 0,50 ct.)
2,450 €
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Bracelet in pink gold and diamonds (2,95 carats)
4,150 €
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Necklace in yellow gold and diamonds (5,30 carats)
4,850 €
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Necklace in white gold and heart-shaped cut diamond (0.45 carat)
2,050 €
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Chopard Happy Diamonds necklace in white gold and diamond
4,150 €
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Piaget Coeur large model pendant in blackened gold and diamonds
5,980 €
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Tiffany & Co Jazz ring in platinium and diamonds
2,480 €
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Mauboussin Love my Love ring in white gold and diamonds
1,380 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 3,370 €
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Tennis bracelet in white gold and diamonds (4,71 carats)
7,480 €
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Vintage necklace in yellow gold, white gold and diamond
3,450 €
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Tiffany & Co earrings in platinium and diamonds
1,650 €
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Chopard Happy Diamonds ring in white gold and diamonds
12,500 €
Retail price recorded on the basis of similar items in 2025 Retail Price: 19,200 €
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Boucheron Ava necklace in white gold and diamonds
3,450 €
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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