Antique, Art Deco, platinum, natural jade and diamond cluster ringThis ring is sold, sorry. See similar rings: Metal: platinum rings Gems: diamond rings Type of ring: Art Deco rings, cluster rings Jadeite and diamond ring, 1920s. What we colloquially refer to as jade is actually two entirely different stones: nephrite and jadeite. Nephrite has been used for millennia and is found throughout the world, but jadeite, known in China as feicui, was only discovered in modern day Myanmar in the 18th century. It immediately