A Stunning Antique Diamond Wedding Ring -Engagement, Art Deco Era in 18K White Gold, c.1920. This gorgeous antique Art Deco diamond ring holds a collection of fine white, eye clean diamonds, the center diamond measuring about 4.2mm in diameter. The center diamond is joined by twelve (12) additional sparkling diamonds in antique single cuts and two expensive emerald cut diamonds. It is estimated that there is about .67ctw in total diamond weight for the ring. The setting is beautifully styled and is composed of 18K white gold. Overall the ring measures about 3/8 inch long by about 3/4 inch wide from side to side. Ring Size: about 5 1/2 (could be resized by your jeweler or ask me about using mine before shipping). This ring was acquired through an estate collection and is in lovely vintage condition.