Gemstone

1056 products
Filters
Clear all

Vintage 22K Gold Pink Tourmaline Bead Indian Chandelier Drop Earrings – Assay Jewelers
Sold Out
14K Yellow Gold Marquise Cut Ruby & Round Cut Diamond Cluster Ring – Assay Jewelers
Save 20%
16.4 Carat Emerald & Diamond Vintage Cluster Link Bracelet – Assay Jewelers
Save 16%
Cabochon Ruby and Round Diamond Bangle Bracelet in 14K White Gold – Assay Jewelers
Save 16%
Alexey Denisov-Uralsky Signed Ural Mountain Emerald Pendant – Assay Jewelers
AGL Certified 3.52ct Cushion Colombian Emerald Half Moon Diamond Ring – Assay Jewelers
GIA Certified 1.63ct Padparadscha Sapphire & Diamond Ring – Assay Jewelers
Certified
GRS Cert. 2.5 Carat Oval No Heat Blue Sapphire & Diamond Split Shank Ring – Assay Jewelers
Sapphire and Diamond 18K Gold Leopard Motif Choker Necklace – Assay Jewelers
3.04ct Purplish Pink Trillion-Cut Ruby Diamond Cocktail Ring – Assay Jewelers
Save 12%
Blue Sapphire and Diamond Platinum Channel Set 4mm Band Ring – Assay Jewelers
Save 16%
1.67 Carat Oval Cut Ruby and Diamond Three-Stone Band Ring – Assay Jewelers
Save 16%
1.54 Carat Round Cut Ruby and Diamond Double-Row Eternity Band Ring – Assay Jewelers
Save 16%
0.77 Round Cut Ruby and Diamond Platinum Cluster Band Ring – Assay Jewelers
Save 16%
1.84 Carat Oval Cut Dark Blue Sapphire and Diamond Ring – Assay Jewelers
Save 16%
2.8 Carat Oval Blue Sapphire and Diamond Ballerina Halo Ring – Assay Jewelers
Save 16%
GIA Certified 16.70 Carat Aquamarine and Diamond Vintage Cocktail Ring – Assay Jewelers
Certified
GIA Certified 6.75 Carat Oval Blue Sapphire and Diamond Ballerina Ring – Assay Jewelers
Certified
Rolex DateJust President Diamond & Sapphire Watch With Box – Assay Jewelers
Sold Out
GIA Certified 6.40 Carat Blue Indicolite Tourmaline Vintage Retro Platinum Ring – Assay Jewelers
Certified
10.96 Carat Rubellite Tourmaline and Diamond Accent Platinum Ring – Assay Jewelers
3.10 Carat Blue Sapphire and Diamond with Filigree Split Shank Band Ring – Assay Jewelers
Save 16%
3.62 Carat Oval Blue Sapphire and Diamond Halo Platinum Split Ring – Assay Jewelers
Save 16%
1.16 Carat Oval Blue Sapphire and Diamond Textured Halo Platinum Ring – Assay Jewelers
Save 20%
1.58 Carat Oval-Cut Blue Sapphire and Diamond Platinum Filigree Ring – Assay Jewelers
Save 20%
6.28ct Royal Ceylon Blue Sapphire Diamond Halo Stud Earrings – Assay Jewelers
Save 12%
GIA Certified 1.07 Carat Square-Cut Emerald & Diamond 3 Stone Platinum Ring – Assay Jewelers
3.21 Carat Oval Cut Blue Sapphire and Diamond in Platinum Ring – Assay Jewelers
Save 16%
5.83ct Oval No-Heat Blue Sapphire Diamond Halo Platinum Necklace – Assay Jewelers
Save 12%
4.22ct Vivid Blue Oval Cut Sapphire & Diamond 3 Stone Ring – Assay Jewelers
Save 12%
10.08 Carat Black Opal with Baguette and Round Diamond Halo Cocktail Ring – Assay Jewelers
Save 16%
Antique Victorian Ruby, Pearl, Diamond Gold/Silver Brooch – Assay Jewelers
Save 12%
AGL Certified 3.04ct Pigeon Blood Ruby with Diamond Halo Ring – Assay Jewelers
Antique GIA Certified 6ct Cabochon Sapphire & Diamond Brooch – Assay Jewelers
Certified
5.17ct Colombian Emerald & Baguette Diamond Art Deco Frame Ring – Assay Jewelers
Save 12%
4.73ct GRS Certified Oval Blue Sapphire with Double Diamond Halo Ring – Assay Jewelers
Certified
Art Deco Era Cabochon-Cut Blue Sapphire, Pearl, and Diamond HairPin – Assay Jewelers
Save 16%
Vintage 2 Carat Oval Black Opal & Diamond 3 Stone Platinum Ring GIA Certified – Assay Jewelers
Sold Out
2.81 Carat Cabochon Emerald and Diamond Nouveau Pendant Necklace – Assay Jewelers
Save 22%
Vintage Natural Saltwater Conch Pearl & Emerald Drop 18K Gold Pendant Necklace – Assay Jewelers
Save 10%
GIA Certified 15.07 Carat Emerald Cut Pink Tourmaline and Diamond Ring – Assay Jewelers
Certified
AGL Certified 10.88ct Burma Star Ruby Vintage Platinum Ring – Assay Jewelers
Vintage 1.54 Carat Cushion Cut Ruby in 14K Yellow Gold Wide Band – Assay Jewelers
Save 16%
18K White Gold Detachable Ring Jacket Bezel Emerald and Diamond Ring – Assay Jewelers
Save 10%
AGL Certified 10.73 Carat Cabochon Sapphire and Diamond Ring in 18K White Gold – Assay Jewelers
Certified
17.3ct Ruby and Diamond 18K White Gold Retro Choker Necklace – Assay Jewelers
14ct Emerald Center and Diamond 2 Strand Tennis Bracelet – Assay Jewelers
Save 12%
14K White Gold Dragonfly Stud Earrings | Emerald, Ruby, Diamond – Assay Jewelers
Save up to 20%