18K Gold and 0.50ct Diamond Earrings

18K Yellow Gold 2.00ct Champagne Diamond & Pearl Sculptural Ring

18K Yellow Gold Dark 13.00ct Amethyst Sunburst Brooch

Chopard Happy Diamonds 18K White Gold Floating Diamond Ring

Art Deco Platinum 2.70ct Diamond & 3.00ct Sapphire Brooch

18K Yellow Gold 1.40ct Diamond Set

Cartier Panthere de Cartier 4.33ct Diamond Emerald & Onyx 18K Yellow Gold Bangle

Vintage Van Cleef & Arpels Vintage 18K Yellow Gold 12.20ct Diamond & Pearl Choker Necklace

18K Yellow Gold Mother of Pearl Diamond & Sapphire Bird Brooch

18K Yellow Gold 10.00ct Amethyst & 0.18ct Diamond Ring

Tiffany & Co. T Wire 18K Yellow Gold 0.13ct Diamond Ring

K. Faberge Imperial Russian 14K Rose Gold 5.32ct Sapphire & 2.00ct Diamond Earrings

18K Yellow Gold 4.00ct Diamond Heart Pendant

Art Deco Platinum 3.00ct Diamond & 0.80ct Sapphire Brooch

Tiffany & Co. 18K Yellow Gold Green Malachite Turtle Brooch

K. Faberge Imperial Russian 56K Rose Gold 13.05ct Sapphire & 2.20ct Diamond Ring

18K Yellow Gold Textured Oval Link Long Necklace

Binder Bros. 14K Two-Tone Yellow & Rose Gold Graduated Circle Link Necklace

Vintage 14K Yellow Gold Jade Cabochon Ring

14K Yellow Gold 1.00ct Emerald & 0.88ct Diamond Ring

18K Yellow Gold Multi-Cut 1.44ct Diamond Ring

18K Yellow & Rose Gold Diamond & Ruby Bird in Flight Brooch

14K White Gold 0.60ct Emerald & 0.30ct Diamond Ring