You are viewing a fine quality hand made Chinese silver filigree ring made in 1920. The ring measures 18 mm or 3/4" long up the finger by 17 mm across. Set in the center is a green natural untreated Jade stone measuring 13 mm by 9 mm. The ring is marked: Silver. It is an adjustable size shank currently sized to a 6 and can expand up to a size 9. The ring weighs 5.4 grams.