Vintage black onyx or black enamel tuxedo set in original box. Set in gold tone metal the set includes 2 cuff links and 3 buttons. In the original box marked "KREMENTZS", with the cuff links marked "KREMENTZS" "PATENTED" on the back. In excellent Vintage condition with very light age appropriate wear. 7/30/2015 interior of box now shows some wear.