You are viewing a 14K yellow gold Modernist style ring made in the 1970's. The ring measures 11 mm or just under 1/2" long up the finger by 17 mm across. It is set with an oval natural Red Tourmaline weighing around 1.10 carats. The ring is a size 6 3/4 and can be re-sized. The ring weighs 5.4 grams.