This measure approx. 1 3/4" X 1/4", and is marked FOSTER, STERLING, made in U.S.A! Stone have been tested and are various colors of Topaz! No damage to enamel, just flash from camera. Please see all photos, and please ask any questions prior to looking, Thanks! Launched from my store - Powered by Highwire.com Track Page Views WithAuctiva's FREE CounterEvery buyer gets a MyStoreRewards invitation for cash back