Rare Gem
20th Century Loose Gemstones
Spinel
20th Century More Jewelry
Tourmaline
21st Century and Contemporary More Jewelry
Sapphire, Green Sapphire
20th Century Loose Gemstones
Spinel
20th Century Loose Gemstones
Spinel
21st Century and Contemporary More Jewelry
Blue Sapphire, Sapphire
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary Loose Gemstones
Sapphire
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary More Jewelry
Garnet, Tsavorite
21st Century and Contemporary More Jewelry
Sapphire
21st Century and Contemporary More Jewelry
Sapphire
21st Century and Contemporary More Jewelry
Sapphire, Blue Sapphire
20th Century Loose Gemstones
Spinel
20th Century More Jewelry
Tourmaline
20th Century More Jewelry
Jade
20th Century More Jewelry
Sapphire, Blue Sapphire
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary More Jewelry
Jade
21st Century and Contemporary More Jewelry
Blue Sapphire
20th Century More Jewelry
Sapphire
21st Century and Contemporary More Jewelry
Sapphire, Blue Sapphire
21st Century and Contemporary More Jewelry
Tourmaline, Chrome Tourmaline
21st Century and Contemporary More Jewelry
21st Century and Contemporary British Loose Gemstones
21st Century and Contemporary British Loose Gemstones
Spinel
20th Century More Jewelry
Sapphire
21st Century and Contemporary More Jewelry
Ruby
20th Century Loose Gemstones
Blue Sapphire, Sapphire
21st Century and Contemporary Loose Gemstones
Sapphire
21st Century and Contemporary Loose Gemstones
Sapphire
21st Century and Contemporary British Loose Gemstones
Blue Sapphire
21st Century and Contemporary Loose Gemstones
Tourmaline
21st Century and Contemporary More Jewelry
Sapphire
21st Century and Contemporary British More Jewelry
Sapphire
20th Century Loose Gemstones
Blue Sapphire
21st Century and Contemporary More Jewelry
Sapphire
21st Century and Contemporary British Loose Gemstones
Blue Sapphire
Antique Early 1900s Persian Rugs
Wool
21st Century and Contemporary Loose Gemstones
Sapphire
21st Century and Contemporary Loose Gemstones
Spinel
21st Century and Contemporary Loose Gemstones
Sapphire, Blue Sapphire, Green Sapphire
21st Century and Contemporary Loose Gemstones
Sapphire, Blue Sapphire
21st Century and Contemporary More Jewelry
Tourmaline
Antique Early 19th Century Indian Pendant Necklaces
Coral, Diamond, Garnet, Blue Sapphire, Pink Sapphire, Tiger's Eye, Turqu...
Antique 19th Century French Louis XVI Wall Mirrors
Mirror, Giltwood
Antique Early 19th Century Indian Artisan Cuff Bracelets
Multi-gemstone, 22k Gold
Late 20th Century Pendant Necklaces
Diamond, Tourmaline, 14k Gold, Platinum
Vintage 1960s Books
Paper
2010s German Artist Cocktail Rings
Jade, Pearl
21st Century and Contemporary More Jewelry
Titanium
2010s American Contemporary Cocktail Rings
Diamond, Tanzanite, White Diamond, 18k Gold
21st Century and Contemporary American Beaded Necklaces
Gold Plate
Vintage 1980s Cocktail Rings
Aquamarine, Diamond, Gold, 18k Gold, Platinum
21st Century and Contemporary Unknown Loose Gemstones
Other
21st Century and Contemporary German Contemporary Loose Gemstones
Garnet, Tsavorite
21st Century and Contemporary American Fashion Rings
Diamond, Emerald, Platinum
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Rare Gem For Sale on 1stDibs
How Much is a Rare Gem?
- Is a cobalt spinel gem rare?1 Answer1stDibs ExpertApril 5, 2022Yes, the cobalt spinel gem is extremely rare and is one of the most desirable gems in the industry. It is found in a single mine in Vietnam and is one of the few gems that occur naturally. Shop a collection of expertly vetted gems from some of the world’s top sellers on 1stDibs.