14K Yellow Gold & Platinum 1880s Onyx Ruby and Diamond Ring

1980s Vintage 14K Yellow Gold 0.25CT Diamond and Onyx Ring The channel in this ring features five approximately 0.25CTW round brilliant diamonds, graded G-H in color and VS2-SI1 in ...

Bold 1980's design at its best! The ring centers a cushion-shaped onyx v cut cabochon, measuring 16.6 x 16.8 mm, accented by 14 round brilliant-cut diamonds, pave-set in triangles of...

This beautiful ring contains a center oval black onyx that contains a white gold plaque in a diamond shape that contains an old mine cut diamond. The ring is a 10.5 and can be sized ...

Men's black onyx and diamond ring in 14k setting. Stamped 14k and weighs 14.1 grams gross weight. The diamonds are round brilliant cuts, .20 total carats, J to K color, Si clarity. T...

This stunning Art Deco-style ring features a brilliant diamond at its center, elegantly set atop a striking square onyx. The contrast between the luminous diamond and the deep black ...

This stunning Art Deco-style ring features a brilliant diamond at its center, elegantly set atop a striking square onyx. The contrast between the luminous diamond and the deep black ...

A striking example of vintage sophistication, this circa 1920 ring showcases a captivating 2.47 carat Old European cut diamond at its center. Celebrated for its larger facets and rom...

This striking Art Deco ring is crafted in 18K yellow gold and features a sleek rectangular high-polish natural onyx plaque. Set with three bezel-set natural old mine-cut diamonds tot...

A vintage 14 karat yellow gold black onyx and rose cut diamond ring. The band of the ring is created in 14 karat gold with gold crossed figures on four sides of the frame border. The...

A unique Ring consisting of an inverted Onyx Cabochon that is set with 20 natural Rubies and 7 small brilliant cut Diamonds. Add a touch of Vintage glamour to any ensemble with this...