These cufflinks measure approx. 7/8" X 7/8" at their widest, and are marked shown in photos. These have a Patent Number,2974381, dating them to the late 1950's. Sorry, I cannot make out the signature, if you know who it is, please let me know, Thanks! 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 WithAuctiva's FREE CounterEvery buyer gets a MyStoreRewards invitation for cash back