You are viewing an 18K yellow gold and 950 Silver ring made by the high end jewelry firm of Vancox in Brazil. The ring measures 16 mm or just under 3/4" long up the finger by 17 mm or just under 3/4" across. It is marked 750 and 950 for 18K and high sterling silver. It is also marked VANCOX. The ring has a brush finish and it is a size 7 with a thick shank and can be re-sized. The ring weighs 9.8 grams.