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Global Gemology's collection of rare gems and jewels has been curated by a Graduate Gemologist, Certified Master Appraiser, Registered Gemologist Appraiser, Applied Jewelry Professional, and CPAA Certified Cultured Pearl Specialist. Browse our selection of rare gems including melo pearl, conch pearl, quahog pearl, padparadscha sapphire, paraiba tourmaline, trapiche emerald, color change sapphire, jade, opal, ruby, spinel, and more!

0.14 ct. Natural Asteriated Diamond

0.14 ct. Natural Asteriated Diamond

Regular price $299.00 USD

Regular price Sale price $299.00 USD
Unit price per
0.16 ct. Natural Asteriated Diamond

0.16 ct. Natural Asteriated Diamond

Regular price $299.00 USD

Regular price Sale price $299.00 USD
Unit price per
0.11 ct. Natural Asteriated Diamond

0.11 ct. Natural Asteriated Diamond

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
Art Nouveau Era Sapphire Brooch in 14K Gold

Art Nouveau Era Sapphire Brooch in 14K Gold

Regular price $200.00 USD

Regular price Sale price $200.00 USD
Unit price per
Victorian Era Precious Coral & Natural Seed Pearl Brooch in .800 Silver

Victorian Era Precious Coral & Natural Seed Pearl Brooch in .800 Silver

Regular price $200.00 USD

Regular price Sale price $200.00 USD
Unit price per
Vintage Jimmie Patterson Navajo Turquoise & Red Coral Eagle Necklace

Vintage Jimmie Patterson Navajo Turquoise & Red Coral Eagle Necklace

Regular price $200.00 USD

Regular price Sale price $200.00 USD
Unit price per
25.53 ct. Natural Amethyst

25.53 ct. Natural Amethyst

Regular price $199.00 USD

Regular price Sale price $199.00 USD
Unit price per
Edwardian Era Antique Sapphire Brooch in 14K White Gold

Edwardian Era Antique Sapphire Brooch in 14K White Gold

Regular price $195.00 USD

Regular price Sale price $195.00 USD
Unit price per
Victorian Era Knoll & Pregizer Old Mine Cut Paste Brooch in Sterling Silver

Victorian Era Knoll & Pregizer Old Mine Cut Paste Brooch in Sterling Silver

Regular price $99.00 USD

Regular price Sale price $99.00 USD
Unit price per
GIA 2.27 ct. No-Heat Burma Ruby & Diamond Ring in Platinum

GIA 2.27 ct. No-Heat Burma Ruby & Diamond Ring in Platinum

Regular price $25,000.00 USD

Regular price Sale price $25,000.00 USD
Unit price per
GIA 1.04 ct. No-Heat Burma Red Spinel & Diamond Ring in Platinum

GIA 1.04 ct. No-Heat Burma Red Spinel & Diamond Ring in Platinum

Regular price $5,500.00 USD

Regular price Sale price $5,500.00 USD
Unit price per
1.00 ctw. Diamond Cluster Engagement Ring in 14K White Gold

1.00 ctw. Diamond Cluster Engagement Ring in 14K White Gold

Regular price $695.00 USD

Regular price Sale price $695.00 USD
Unit price per
13.00 ct. Aquamarine & Diamond Ring in 14K White Gold

13.00 ct. Aquamarine & Diamond Ring in 14K White Gold

Regular price $2,400.00 USD

Regular price Sale price $2,400.00 USD
Unit price per
6.80 ct. Natural Pink Conch Pearl

6.80 ct. Natural Pink Conch Pearl

Regular price $9,500.00 USD

Regular price Sale price $9,500.00 USD
Unit price per
6.90 ct. Natural Pink Conch Pearl Pendant in 14K White Gold

6.90 ct. Natural Pink Conch Pearl Pendant in 14K White Gold

Regular price $7,500.00 USD

Regular price Sale price $7,500.00 USD
Unit price per