Vintage OWL tie clip Sterling Silver 925 tree stump axe hatchet Harvard?

Vintage tie clip made of Sterling Silver It has what looks like a tree stump and the word "OWL". I am not sure what it was made for, maybe Harvards Owl Final Club, I'm not positive though. I havent found another like it in my research. It's in good preowned conditon with some minor wear and patina Signed STERLING on the back. See photo next to quarter for size reference Ships fast! FLYJ858US7J3P