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GIA Certified Rectangular Cut Blue-Green Indicolite Tourmaline and Diamond 18K Gold Ring – Assay Jewelers
Certified
Vintage 1.50 Carat Oval Cut Green Tsavorite and Diamond Cluster Ring – Assay Jewelers
Sparen Sie 16%
Vintage Retro Regal Style 5 Carat Red Tourmaline & Diamond Ring in 18K Gold – Assay Jewelers
5.20 Carat Cushion Checkerboard Cut Pink Tourmaline & Diamond Ring in 18K White Gold – Assay Jewelers
Vintage 4.5 Carat Oval Natural Rubellite Tourmaline & Diamond 18k Ring – Assay Jewelers
1.25 Carat Oval Cut Tsavorite And Round Cut Diamond Halo Rectangle Shape Ring – Assay Jewelers
Sparen Sie 16%
GIA Certified 16.7 Carat TW Lab Grown Spinel and Diamond Multi Gem Set Cocktail Ring – Assay Jewelers
53 Carat Oval Cut Aquamarine and Diamond Multi Row Tennis Bracelet in 18K White Gold – Assay Jewelers
GIA Certified Oval Cut 9.5 Carat Natural Aquamarine Vintage Retro Ring – Assay Jewelers
Certified
7 Carat Trilliant Cut Watermelon Green Tourmaline with Diamond Sides in 18K Gold 2 Tone Ring – Assay Jewelers
Ausverkauft
Vintage 6 Carat TW Oval Cut Pinkish-Red Tourmaline with Neon Paraiba Tourmaline and Diamond Ring in 18K Gold – Assay Jewelers
Vivid Pink 7 Carat Radiant Cut Tourmaline Ring with Round Diamond Halo in 18K Gold – Assay Jewelers
Vintage 3 Carat Radiant Cut Vivid Pink/Purple Tourmaline and Diamond Platinum Ring – Assay Jewelers
Vintage 9.50 Carat Oval Cut Pink Kunzite with Diamond Side Stone Cocktail Ring in 18K Yellow Gold – Assay Jewelers
5.50 Carat Rubellite Tourmaline Carved Heart Motif Filigree East West Ring – Assay Jewelers
18K Gold Vintage Retro Regal Ring With Pink Kunzite and Diamond Halo – Assay Jewelers
Vintage 6 Carat Pinkish Red Oval Cut Tourmaline Bezel Set Unisex Ring in 18K Yellow Gold – Assay Jewelers
Vintage Retro Style 8 Carat Oval Cut Blue Zircon with Diamond Halo in Platinum & 18K Gold Filigree Set Ring – Assay Jewelers
Vintage Radiant Cut 4.50 Carat Red Rubellite Tourmaline and Diamond Ring in Platinum and 18K Gold – Assay Jewelers
3.50 Carat Oval Cut Rubellite Tourmaline East West Ring with Tsavorite, Diamond, Platinum & 18k Gold – Assay Jewelers
GIA Certified Oval Cut 7 Carat Purplish Red Tourmaline Ring with Diamond Sides in 18K Gold – Assay Jewelers
Certified
GIA Certified Oval Cut 13.5 Carat Mandarine Orange Spessartine Garnet Ring – Assay Jewelers
Ausverkauft
Rare GIA Certified 50 Carat Greenish Blue Zircon Pendant Necklace with Diamonds in Platinum & 18K Yellow Gold – Assay Jewelers
Ausverkauft
2.20 Carat Oval Cut Tanzanite Half Bezel Bow Style Ring in 18K White Gold – Assay Jewelers
GRS Certified 51 carat Green Oval Cut Peridot with Diamond Halo in 18K Gold Cuban Chain Setting Pendant Necklace – Assay Jewelers
Certified
15.46 Carat Oval Cut Fine Tanzanite and Diamond Halo Ring in 18k White Gold With Split Shank Setting – Assay Jewelers
Antique Victorian Era 1800s Opal, Emerald, and Diamond Ring in Gold and Silver – Assay Jewelers
Sparen Sie 12%
Vintage Art Deco Era GIA Certified Aquamarine and Old Euro Cut Diamond Necklace – Assay Jewelers
Certified
Retro Inspired 20.76 Carat Kunzite Ring in 18K White Gold with 0.66 CTW in Diamonds – Assay Jewelers
14K Solid Gold Wrapping Serpentine Snake Ring With 10 Carat Pink Tourmaline – Assay Jewelers
Sparen Sie 38%
AGL Certified 28.29 Carat No Heat Purplish Pink Tourmaline & Diamond Ring – Assay Jewelers
Certified
Vintage 14.11 Carat Peridot and Baguette Cut Diamond in 18K White Gold Ring – Assay Jewelers
Vintage Art Deco Tourmaline and Diamond Bangle Bracelet in 14K White Gold – Assay Jewelers
Sparen Sie 12%
Drop Shaped Black Opal with Marquise & Round Diamond Halo Pendant Or Brooch in 14K White Gold – Assay Jewelers
Sparen Sie 16%
Vintage 22K Gold Egyptian Revival Cabochon Cut Emerald and Garnet Ring – Assay Jewelers
Sparen Sie 16%
Vintage Pear Shape Tourmaline Cluster Ring in 14k Gold – Assay Jewelers
45 Carat Green Peridot Cluster Choker Necklace in 14K Yellow Gold – Assay Jewelers
Sparen Sie 16%
18K White Gold Emerald Cut Spinel & Diamond Drop Earrings – Assay Jewelers
Sparen Sie 11%
Natural Pear Shape Opal and Marquise Cut Diamond Halo Ring – Assay Jewelers
Sparen Sie 16%
18k Gold Vintage Retro Open Ring With Amethyst, Peridot, and Diamonds – Assay Jewelers
Ausverkauft
18K White Gold Tanzanite Drop Pendant With Diamond Halo – Assay Jewelers
14K Yellow Gold Heart-Shape Multi Gemstone Charm Bracelet | Pink/Blue Sapphire, Peridot, Citrine, Ruby – Assay Jewelers
Ausverkauft
0.76CT Colombian Emerald and Inlaid Opal 14k Yellow Gold Ring – Assay Jewelers
Sparen Sie 16%
GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring – Assay Jewelers
Certified
18k White gold Toi et Moi Ring with Natural Emerald cut Diamond and Heart Shape Tanzanite – Assay Jewelers
Sparen Sie 12%
Bulgari Signed Doppio Pink Tourmaline and Amethyst Ring – Assay Jewelers
Ausverkauft
Marquise cut Violet Tanzanite in 14k White Gold Ring – Assay Jewelers
Sparen Sie 16%
Split Shank 4 carat Oval Cut Tanzanite with open back 14k solid gold ring – Assay Jewelers
Ausverkauft
Semi-Precious Gemstones

Our semi-precious gemstone collection showcases nature's most captivating colored stones, featuring rare specimens that rival precious gems in beauty and investment potential. This curated selection includes Australian black opals with vivid play-of-color, GIA-certified pink kunzite, premium aquamarine, exceptional tanzanite, and fine tourmaline in sought-after colors. Each piece represents the pinnacle of semi-precious gemstone quality, with many stones displaying museum-grade characteristics including superior clarity, intense color saturation, and remarkable size that places them among the world's finest examples of their species.

 

Every gemstone has been carefully selected for exceptional quality and authenticated by certified gemologists, with many pieces featuring GIA certification and documented origins from premier mining locations. From Australian Lightning Ridge black opals to Tanzanian tanzanite and Brazilian tourmaline, our collection emphasizes provenance and natural beauty. Expert craftsmanship showcases each stone in custom settings of 18K gold and platinum, often enhanced with diamonds to create heirloom-quality pieces that highlight the unique optical properties and natural characteristics of each gemstone variety.

 

For discerning collectors and investors, high-quality semi-precious gemstones from premium localities have demonstrated strong appreciation potential, particularly rare varieties like fine tanzanite, exceptional opals, and large aquamarine specimens. The combination of increasing scarcity from traditional mining sources, growing global appreciation for colored stones, and the finite nature of top-quality material creates compelling investment opportunities. With proper certification and documentation of origin, these pieces offer both aesthetic pleasure and the potential for significant value appreciation over time.

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