This measures approx. 5/8" at its widest, not including the bale, and is not marked on the back, and, please see all photos and please ask any and all questions prior to looking. This came with a lot of charms, all in like new condition, dating from the 1960's / 1970's. Thanks for looking! Launched from my store - Powered by Highwire.com Track Page Views WithAuctiva's FREE CounterEvery buyer gets a MyStoreRewards invitation for cash back