You are viewing a fine quality 18K yellow gold by-pass style ring made in Italy in the 1980's. The ring measures 21mm or over 3/4" longup the finger by 17 mm or just under 3/4" across. It is marked: 18K and Italy. The ring is a size 6 1/2 and can be re-sized. The ring weighs 9.6 grams.