All Gemstones

1139 products
Filters
Clear all

14K Rose Gold Backrach Signed Sapphire and Diamond Bangle Bracelet – Assay Jewelers
Save 20%
9.40 Carat Type A Fei Cui Jadeite Jade and Diamond Ring in Textured 18K Gold – Assay Jewelers
Vintage 4 Carat Channel Set Colombian Emerald & Diamond Chocker Necklace – Assay Jewelers
Save 20%
GIA Certified Brazilian Alexandrite 0.90 Carat Pear Cut Green-Purple in 18K Ring – Assay Jewelers
Certified
Marquise Coral, Pearl, And Diamond Floral Drop Earrings in 18k White Gold – Assay Jewelers
GIA Certified 3.12 Carat Cushion Cut No Heat Sapphire & Diamond Ring – Assay Jewelers
Certified
Vintage 5 Carat Emerald & Diamond Necklace in 14K Gold – Assay Jewelers
Save 20%
Natural 13.12 Carat Cushion Cut Amethyst & Diamond Dangling Earrings – Assay Jewelers
Save 16%
Vintage Art Deco Platinum 1.21 Carat Pink Ruby and Blue Sapphire Ring – Assay Jewelers
Sold Out
Natural 0.44 CTTW Square Cut Ruby Huggie Hoop Earrings in 14K White Gold – Assay Jewelers
Save 20%
GRS Certified 1.37 Carat Burma Pigeon Blood Ruby & Diamond Ring in 18K Gold – Assay Jewelers
Certified
Natural 5.65 CTTW Blue Topaz & Diamond Dangle Earring in 18K White Gold – Assay Jewelers
2/3 Carat Natural Emerald & Diamond Oval Halo Thin Band Ring in 18K White Gold – Assay Jewelers
Save 20%
Art Deco Jadeite and Diamond Brooch Pin 18K White Gold – Assay Jewelers
Vintage Platinum Diamond & Pink Sapphire Bead Bracelet – Assay Jewelers
Save 12%
5.39 Carat Multicolored Natural Sapphire & Diamond Cross Pendant – Assay Jewelers
Save 16%
Cabochon Cut Ruby, Sapphire, Jade, and Diamond 18K/Platinum Brooch Pin – Assay Jewelers
Save 20%
GIA Certified 1.05 Carat Fancy Yellow Diamond Pendant Necklace – Assay Jewelers
Certified
1.40 Carat Pink Sapphire and Diamond Drop Cage Earrings in 18k White Gold – Assay Jewelers
Natural 2.33 Carat Princess Cut Yellow Sapphire & Diamond Halo Cross Pendant – Assay Jewelers
Save 16%
Natural 1.45 Carat Oval Cut Blue Sapphire and Diamond Halo 18k White Gold Ring – Assay Jewelers
Save 20%
5 Carat Round Cut Green Tourmaline and Diamond Dangle Drop Earrings – Assay Jewelers
Natural Emerald Multi Placement Huggie Earrings In 14K Rose Gold – Assay Jewelers
Save up to 20%
Natural Emerald Huggie Earrings in 14K Yellow Gold – Assay Jewelers
Save up to 20%
7.88 Carat Jade and Diamond Halo Ring in 18k White Gold – Assay Jewelers
~16 Carat Cabochon Cut Burma Sapphire AGL Certified and Diamond 14K Earrings – Assay Jewelers
Certified
Natural 1/2 Carat Bezel Prong Emerald Stud Earrings 14K Gold – Assay Jewelers
Save up to 19%
Bezel Set Chrysoberyl Cat's Eye and Diamond Three Stone Ring in 18K White Gold – Assay Jewelers
Save 20%
2.86 Carat Afghan-Chinese Minor Oil Emerald & Diamond Halo Ring in 18K Gold – Assay Jewelers
Save 20%
Vintage Art Deco Jadeite Jade, Diamond & Sapphire Drop Earrings in 14K – Assay Jewelers
Save 16%
Vintage Retro Era 2.50 CTTW Blue Lapis Lazuli Bracelet in Floral 18K Yellow Gold – Assay Jewelers
Sold Out
Mid-20th Century "Gumps" Signed 23.94 Carat Lavender Jade and Yellow Gold Ring – Assay Jewelers
Save 12%
GIA Certified 14.68 Carat Grade A Jadeite Jade Ring with Diamond in 18K Gold – Assay Jewelers
Certified
1/2 Carat Natural Emerald Stud Earrings 4mm 4-Prong 14K Gold – Assay Jewelers
Save 19%
1/2 Ct Natural Emerald 3-Prong 14K Gold Round Stud Earrings – Assay Jewelers
Save 19%
GIA Certified 4.51 Carat Emerald Cut Lab Grown Diamond in Vintage Platinum Ring – Assay Jewelers
Sold Out
3 Carat Emerald-Cut Emerald Mens Ring in 18K Gold – Assay Jewelers
Save 20%
Vintage AGL Certified 6.95 Carat No Heat Burma Ruby & Diamond Cocktail Ring – Assay Jewelers
Sold Out
Vintage 18K White Gold 13mm South Sea Pearl & Diamond Choker Necklace – Assay Jewelers
AGL Certified 30 Carat No Heat Ceylon Blue Star Sapphire & Diamond Halo Ring – Assay Jewelers
Certified
5.29 Carat Type A Jade & Diamond in Ornate Saddle-Top 18K White Gold Ring – Assay Jewelers
Natural Cats Eye Gump Signed Ring in 14K Yellow Gold – Assay Jewelers
Natural 4.64 Carat Opal Pin with Multi Color Sapphire Detailing in Gold & Silver – Assay Jewelers
Save 16%
Victorian Era 3.82 Carat No Heat Sapphire and Diamond GRS Certified Brooch – Assay Jewelers
Certified
Natural Colombian 7.36 CTTW Emerald & Diamond Halo Dangle Drop 18K Gold Earrings – Assay Jewelers
Save 20%
Natural Vintage Circa 1970's 2.50 CTTW Ruby Ring in "Rope" Motif 14K Yellow Gold – Assay Jewelers
Save 12%
Antique Platinum 5.50 Carat Cabochon-Cut Ceylon Sapphire & Diamond Ring – Assay Jewelers
Sold Out