Art Deco Onyx Diamond and Platinum Ring 1700 Vintage engagement ring set with

Vintage engagement ring set with an approximately

Vintage engagement ring set with a 1

with tapered baguette-cut diamond shoulders

70 mm wide

Circa 1785

Art Deco Onyx Diamond and Platinum Ring 1700 Vintage engagement ring set withAntique ring centering an old European diamond of approximately . 22 carats, set in an oval shaped onyx cabochon, within a 22 rose cut surround of approximately . 45 carats, and mounted in Platinum. Circa 1920. A seriously crisp statement engagement ring with a smooth cabochon onyx is undeniably pleasing to the eye. For a true individual. Diamond and gold mining has caused devastation in areas such as Africa, wreaking havoc on delicate ecosystems and