The Art Deco style ring was made in the last 20 years and marked 925 for Sterling Silver. It weighs 3.4 grams and at the top it measures 3/4" from North to South. It has inlayed six sided mother of pearl in the center and surrounded by marcasites with a few on the top. The ring wears to a size 5.5 and can be resized by your local jeweler. The ring is in nice condition.