Incredible Black Opal and Diamond ring.

Vintage Opal diamond 14k white gold ring, circa 1970s. ABOUT THIS ITEM: #R-DJ818F This vintage opal and diamond ring is a basic for...

Heart-shaped emerald and diamond estate platinum ring. * ABOUT THIS ITEM: #R-DJ28B. Scroll down for detailed specifications. The emerald shows a nice green color while surrounded by a multitude of diamonds. It is a ring that can be worn as a cocktail ring or an everyday ring, and as far as good looks go, there is a lot going on here...

Art Deco diamond filigree dinner ring circa 1925. * ABOUT THIS ITEM: #R-DJ629F. Scroll down for specifications. This is a smaller scale (less than one inch long) Art Deco dinner ring...

Diamond Emerald Ruby Sapphire platinum and gold butterfly ring circa 1960. * Jacob's Diamond & Estate Jewelry ABOUT THIS ITEM: #R-DJ615A. Scroll down for detailed specifications. ...

Rutilated quartz and diamond white gold ring. * ABOUT THIS ITEM: #R-DJ1228f. Scroll down for detailed specifications. The intriguing inclusions in this rutilated quartz gem make it unique and one of a kind, one to attract curiosity and admiration. Curiously, rutilated quartz is a variety of quartz that contains needle-like inclusions of rutile. Rutile is an oxide mineral composed of titanium dioxide. Wow! There is a lot of interesting stuff going on in this precious rutilated quartz cabochon. Also, it is set in a crown-like bezel studded with tiny diamonds. SPECIFICATIONS: GEMSTONE: one oval, cabochon rutilated quartz. DIAMONDS: six round brilliant-cut diamonds totaling approximately 0.03 carat, approximately G color, VS-SI clarity. METAL: 18-karat white gold with a matte finish. WEIGHT: 12 grams. RING SIZE: approximately 7 ¼. MEASUREMENTS: approximately 16 mm wide vertical to the fingernail. CONDITION: high magnification photographs show considerable design details, and the item is in good condition, all consistent with age and wear. * QUESTIONS? If you have additional questions, contact us right away, at Jacob’s Diamond...

Large Citrine diamond and ruby silver and gold cocktail ring. * ABOUT THIS ITEM: #R-DJ69F. Scroll down for detailed specifications. This ring showcases a very large and vibrant ci...

Black Opal doublet surrounded by Diamond on Platinum Ring. Size: 17.00 x 13.00 millimeters. Total Diamond weight: approximately 4.80-5.00 carats. Estimated...

Circa 1970s, 18k, Swiss. This hand-made Swiss modern ring has a wonderful hippie vibe. A magically prismatic 13.22 carat black opal is the main drama of this biomorphic style ring. ...

Black opal, sapphires, peridots, diamonds 14k gold ring. Genuine opal ring. Opal 14k gold cocktail ring. Multicolor gold ring. Metal: 14 karat gold...

This stunning cocktail ring showcases a beautiful 10.98 Carat Oval Black Opal with a Diamond Halo on a Diamond Shank. This ring is set in 18k Yellow Gold, with 18k yellow gold prongs...

2 pcs Black Diamond 1 pc Tanazanite 1 pc Opal Jaguar Ring Bronze Animal Resizable J Dauphin J DAUPHIN Ring "Attack" Open ring tiny adjustable between siz...

Australian gem quality solid black Opal (10.8x13.1mm) and tapered baguette diamond ring set in 18ct yellow gold. Black opal is often called the “king ...