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Natural Diamond & Gemstone Jewelry

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Ostertag Platinum Natural Pearl Stick Pin Ostertag Natural Pearl Stick Pin
Ostertag Platinum Natural Pearl Stick Pin Sale price$3,500.00
Dankner 18K Gold Diamond EarringsDankner Gold Diamond Earrings
Dankner 18K Yellow Gold Diamond Earrings Sale price$5,500.00
Bracelet Tiffany Co. Platinum Diamond Buckle Tiffany Co Diamond Buckle Bracelet Mesh
Tiffany & Co. Platinum Diamond Mesh Buckle Bracelet Sale price$22,500.00
Tiffany Co. Schlumberger Eighteen Stone Platinum Diamond RingTiffany Co Schlumberger Platinum Diamond Ring X
Tiffany & Co. Schlumberger Eighteen Stone Platinum Diamond Ring Sale price$11,500.00
Ruby and Diamond Platinum CufflinksLuxurious Ruby and Diamond Platinum Cufflinks
Luxurious Ruby and Diamond Platinum Cufflinks Sale price$10,500.00
French Art Deco Diamond Cufflinks SapphiresExquisite French Art Deco Cufflinks in Platinum Sapphires and Diamonds
Exquisite French Art Deco Cufflinks in Platinum with Sapphires and Diamonds Sale price$14,500.00
18K Gold Invisible-Set Citrine, Garnet, and Diamond Buckle Brooch18K Gold Invisible-Set Citrine, Garnet, and Diamond Buckle Brooch
Exquisite 18K Gold Invisible-Set Citrine, Garnet, and Diamond Buckle Brooch Sale price$17,500.00
Tanzanite and Diamond Ring Luxury High-End Tanzanite Diamond Ring
Exquisite Platinum Tanzanite and Diamond Ring Sale price$38,500.00
Gubelin 18K Gold Diamond Pendant Brooch Gubelin 18K Gold Diamond Brooch Pendant necklace
Gubelin 18K Yellow Gold Diamond Pendant Brooch with Semi-Precious Stones Sale price$24,500.00
Oscar Heyman Platinum Diamond Clip BroochOscar Heyman Diamond Clip Brooch
Oscar Heyman Platinum Diamond Clip Brooch – Luxury Fine Jewelry Sale price$45,500.00
Antique Belle Epoque Diamond Onyx BraceletAntique Belle Epoque Platinum Diamond and Onyx Bracelet
Antique Belle Epoque Platinum Diamond and Onyx Bracelet Sale price$49,500.00
Antique Diamond Platinum Rabbit Stick Pin Antique Diamond Platinum Rabbit Stick Pin 2
Antique Diamond Platinum Rabbit Stick Pin Sale price$1,150.00
Andrei Adler Faberge Gold Diamond Enamel CufflinksAndrei Adler Gold Diamond Enamel Cufflinks
Andrei Adler Gold Diamond Enamel Cufflinks Sale price$7,500.00
Platinum Sugarloaf Sapphire Diamond Men's RingSugarloaf Sapphire Diamond Men's Ring Art Deco
Platinum Sugarloaf Sapphire Diamond Men's Ring Sale price$8,500.00
Transitional Era Gold Stick Pin with GarnetTransitional Era Gold Stick Pin with Garnet
Transitional Era Gold Stick Pin with Garnet Sale price$750.00
Antique Gold Platinum Diamond Ruby Sapphire Dachshund Dog Stick PinAntique Gold Platinum Diamond Ruby Sapphire Dachshund Dog Stick Pin
Antique Gold Platinum Diamond Ruby Sapphire Dachshund Dog Stick Pin Sale price$1,250.00
Edwardian Old Mine Cut Diamond Gold and Platinum Wishbone Stick PinEdwardian Old Mine Cut Diamond Gold and Platinum Wishbone Stick Pin
Edwardian Old Mine Cut Diamond Gold and Platinum Wishbone Stick Pin Sale price$950.00
Tiffany Co Schlumberger 18K Gold Diamond V-Rope EarringsTiffany & Co. Schlumberger 18K Gold Diamond V-Rope Earrings
Tiffany & Co. Schlumberger 18K Gold Diamond V-Rope Earrings Sale price$7,950.00
Sold18K Gold Egyptian Revival Turquoise Gemstone Bracelet Wide 18K Gold Egyptian Revival Turquoise Gemstone Bracelet
Egyptian Revival Motif 18K Gold Gemstone Turquoise Bracelet Sale price$11,000.00
Paul Lantuch 18K Gold Amethyst Men's RingPaul Lantuch 18K Gold Amethyst Men's Ring
Paul Lantuch 18K Gold Amethyst Men's Ring Sale price$9,500.00
Marianne Ostier Gold Ruby Cufflink Stud SetMarianne Ostier Gold Star Ruby Cufflink and Stud
Marianne Ostier Gold Ruby Star Cufflink and Stud Set Sale price$9,500.00
Art Nouveau 18K Gold Diamond Enamel and Pearl Pendant Lapel WatchArt Nouveau 18K Gold Diamond Enamel and Pearl Pendant Lapel Watch
Art Nouveau 18K Gold Diamond Enamel and Pearl Pendant Lapel Watch Sale price$17,500.00
Van Cleef Arpels Gold CufflinksVan Cleef & Arpels 18K Gold Ruby Sapphire Cufflinks
Van Cleef & Arpels 18K Gold Ruby Sapphire Cufflinks Sale price$11,500.00
Van Cleef Arpels 18K Gold Diamond CufflinksVan Cleef Arpels 18K Diamond Cufflinks
Van Cleef & Arpels 18K Gold Diamond Cufflinks Sale price$11,500.00
Hammerman Brothers 18K Gold Diamond Pearl Necklace Bracelet Hammerman Brothers 18K Gold Diamond Pearl Necklace Bracelet
Hammerman Brothers 18K Gold Diamond Pearl Necklace Bracelet Sale price$19,500.00
Carter Gough & Co. Art Nouveau Gold Amethyst Griffin Fob Carter Gough & Co. Art Nouveau Gold Amethyst Griffin Fob
Carter Gough & Co. Art Nouveau Gold Amethyst Griffin Fob Sale price$6,500.00
Cat's-Eye Alexandrite Gold Platinum Men's RingCat's-Eye Alexandrite Gold Platinum Men's Ring 2
Antique Cat's-Eye Alexandrite 18K Gold Platinum Men's Ring Sale price$11,500.00
Diamond Carved Poseidon Neptune Citrine 18K Gold EarringsDiamond Carved Poseidon Neptune Citrine Gold Earrings
Diamond Carved Poseidon Neptune Citrine 18K Gold Earrings Sale price$8,500.00
Cartier Paris 18K Gold Diamond Sapphire Ring Earrings SuiteCartier Paris 18K Gold Diamond Sapphire Earrings
Cartier Paris 18K Gold Diamond Sapphire Ring Earrings Suite Sale price$39,500.00
Antique Hercules Carnelian Signet Men's Ring Antique Gold Platinum Hercules Carnelian Signet Men's Ring
Antique Gold Platinum Hercules Carnelian Signet Men's Ring Sale price$9,500.00
Tiffany & Co. Engine Turned Gold Sapphire CufflinksTiffany & Co. Engine Turned Gold Sapphire Cufflinks
Tiffany & Co. Engine Turned Gold Sapphire Cufflinks Sale price$7,500.00
Art Nouveau Gold Emerald Erotic Nude Lady Ring Antique Gold Emerald Erotic Nude Ring
Art Nouveau Gold Emerald Nude Lady Ring Sale price$11,500.00
Natan 18K Gold Citrine Ring Natan Gold Citrine Ring
Bold and Handsome 18K Yellow Gold Citrine Ring By Natan Sale price$7,500.00
Fancy Diamond Platinum Gold Chain NecklaceFancy Diamond Platinum Gold Chain Necklace
Fancy Diamond Platinum Gold Chain Necklace Sale price$9,500.00
Gold Diamond Wood Stone Architectural Vintage RingDiamond Gold Wood Stone Architectural Ring
18K Gold Diamond Wood and Stone Architectural Vintage Ring Sale price$19,500.00
Tiffany Co. 18K Gold Diamond Bird BroochTiffany & Co. 18K Gold Diamond Bird and Branch Brooch
Tiffany & Co. 18K Gold Diamond Bird and Branch Brooch Sale price$6,500.00
Charles Krypell 18K Gold Diamond Link Bracelet Krypell 18K Gold Diamond Link Bracelet
Charles Krypell 18K Gold Diamond Link Bracelet Sale price$19,500.00
Art Deco Tiffany & Co. Platinum Gold Diamond Emerald Onyx Brooch Tiffany & Co. Platinum Gold Diamond Emerald Onyx Brooch
Art Deco Tiffany & Co. Platinum Gold Diamond Emerald Onyx Brooch Sale price$8,500.00
Hermès 18K Gold Ruby Junonia Shell Fish BroochHermès 18K Gold Junonia Shell Fish Brooch
Hermès 18K Gold Ruby Junonia Shell Fish Brooch Sale price$9,500.00
Citrine 18K Gold Ring Citrine 18K Gold Ring
Citrine 18K Yellow Gold Women’s Ring Sale price$8,500.00
Vintage 18K Gold Ruby Diamond Ring Vintage 18K Gold Ruby Diamond Ring
Vintage 18K Gold Ruby Diamond Ring Sale price$6,500.00
La Triomphe 18K Gold Purple Jade Amethyst Diamond Earrings Ring La Triomphe 18K Gold Purple Jade Diamond Ring
La Triomphe 18K Gold Purple Jade Amethyst Diamond Earrings Ring Set Sale price$19,500.00
Amethyst 18K Yellow Gold Rope RingAmethyst 18K Yellow Gold Rope Ring
Amethyst 18K Yellow Gold Rope Design Ring Sale price$6,500.00
art deco Gold Diamond Ruby Circle Stick PinAntique Gold Diamond Ruby Circle Stick Pin
Art Deco Gold Diamond Ruby Circle Stick Pin Sale price$1,850.00
Antique Gold Ruby Scarab Diamond Stick Pin Antique Gold Ruby Scarab Diamond Stick Pin
Antique Gold Ruby Scarab Diamond Stick Pin Sale price$9,500.00
Tiffany Co. Gold Sapphire Men's Cufflinks Tiffany & Co. 14K Gold Sapphire Men's Cufflinks
Tiffany & Co. 14K Yellow Gold Sapphire Men's Cufflinks Sale price$5,500.00
SoldAntique Platinum 3 Mine Cut Diamond Gipsy Men's Ring Antique Diamond Men's Ring
Art Deco Platinum 3 Mine Cut Diamond Gypsy Men's Ring Sale price$19,500.00
Antique Gold Ruby Three-Dimensional Horse Stick Pin Antique Gold Ruby Three-Dimensional Horse Stick Pin
Antique Gold Ruby Three-Dimensional Horse Stick Pin Sale price$1,550.00