Diamond — Upcoming Fine Jewelry Auctions
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18k White Gold Diamond Necklace
California, United States
Date: October 7–13, 2026
18k Gold Coral Diamond Necklace
California, United States
Date: October 7–13, 2026
18k Gold Coral Diamond Earrings
California, United States
Date: October 7–13, 2026
18k Gold Sapphire Chalcedony Ring
California, United States
Date: October 7–13, 2026
14k Gold Diamond Ring
California, United States
Date: October 7–13, 2026
13k Gold Star Sapphire Ring
California, United States
Date: October 7–13, 2026
14k Gold Sapphire Bracelet
California, United States
Date: October 7–13, 2026
14k Gold Pearl Diamond Necklace
California, United States
Date: October 7–13, 2026
18k Gold Pearl Diamond Earclips
California, United States
Date: October 7–13, 2026
17k Gold Lapis Lazuli Pearl Necklace
California, United States
Date: October 7–13, 2026
18k Gold Diamond Ring
California, United States
Date: October 7–13, 2026
14k Gold Gemstone Pendants
California, United States
Date: October 7–13, 2026
14k Gold Gemstone Rings
California, United States
Date: October 7–13, 2026
14k Gold Ruby Diamond Bracelet
California, United States
Date: October 7–13, 2026
18k Gold Diamond Enamel Earrings
California, United States
Date: October 7–13, 2026
14k Rose Gold Diamond Earrings
California, United States
Date: October 7–13, 2026
18k Gold Diamond Earrings
California, United States
Date: October 7–13, 2026
18k Gold Black Diamond Ring
California, United States
Date: October 7–13, 2026
18k Gold Black Diamond Earrings
California, United States
Date: October 7–13, 2026
14k Gold Black Diamond Ring
California, United States
Date: October 7–13, 2026
14k Gold Amethyst and Diamond Earrings
California, United States
Date: October 7–13, 2026
14k Gold Diamond Necklace
California, United States
Date: October 7–13, 2026
18k Gold Colored Diamond Ring
California, United States
Date: October 7–13, 2026
14k Gold Diamond Earrings
California, United States
Date: October 7–13, 2026
Platinum and Gold Diamond Ring
California, United States
Date: October 7–13, 2026
14k Gold Diamond Pendant Necklace and Earrings
California, United States
Date: October 7–13, 2026
14k Gold Rock Crystal and Diamond Pendant
California, United States
Date: October 7–13, 2026
14k Gold Emerald and Diamond Ring
California, United States
Date: October 7–13, 2026
13k Gold Star Ruby and Diamond Ring
California, United States
Date: October 7–13, 2026
18k Gold Tourmaline and Diamond Brooch
California, United States
Date: October 7–13, 2026
About Diamond at auction
Diamonds are graded on the four Cs: cut, color, clarity and carat weight, and larger stones often come with a lab certificate. Each Jewelry collects upcoming diamond lots from auction houses worldwide, with estimates, auction dates and locations in one search.