This measure approx. 5/8" X 2 3/4" (Tie Clasp itself, not including the chain or the cowboy & horse), and is marked STERLING as shown in photos. This Tie Clasp could be from anytime between the 1930's and 1950's. Please look at all photographs, as they are part of the description and ask any and all questions prior to looking. Thank! Launched from my store - Powered by Highwire.com Track Page Views With Auctiva's FREE CounterEvery buyer gets a MyStoreRewards invitation for cash back