This vintage Art Deco Platinum diamond wedding ring was impeccably designed.  This lovely 1920s ring has a center European-cut diamond measuring appx 1/2 carat.  On each side of this center diamond are three flattering  diamond stair step shoulders. Below and above the center diamond is an alluring diamond frame. This center European cut diamond is held in a square shaped design.  This ring is crafted in durable platinum. 

Diamonds: One round European-cut diamond, Appx 0.47 ct tw, 4.81 x 4.86 x 3.27mm, Clarity: I1, Color: G.
Some carbon visible in center diamond.
Surrounding diamonds:  Twenty single-cut, about 0.02 ct ea, appx 0.40 ct tw, Clarity Grade - SI1, Color Grade: H,I
Total diamonds: appx 0.87 carat total weight
Weight: 2.6 Grams
Platinum:  tested, but not marked
Size: 4, complimentary resizing offered
Circa: 1920s