www.925-1000.com

Thank you both for your help. With a name like Guarantee, I guess I was expecting a fineness designation but the information provided will help more accurately represent the item. The movement does remind me of an archaic Swiss example I once had. Thanks again, Jeff
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I recently acquired a watch inscribed France 1918 AE. I am quite sure it is some grade of silver. While the case components are marked with a 6 (or a 9) the only other mark is a very tiny (1/32") swan on the inside back. I found the guarantee mark on the French marks page but don't understand t...