You are viewing a nice example of a Modernist style ring made in the late 1970's. The ring measures 22 mm by 22 mm or 7/8" by 7/8" in diameter on top. The ring sits up off the finger 10 mm or 3/8".On the top are set natural gemstones. The pear shape Rubies weigh around 1 carat in total. The bezels they are set in test for gold. The light green gemstones are Emeralds weighing around 1/2 carat in total. The ring is marked: 925. It is a size 7 1/2 with a thick shank and can be re-sized. The ring weighs 16.3 grams.