Father's Day Watch Cufflinks with 3 Pairs Adjustable Brass Collar Stays With 3 Pairs Adjustable Brass Collar Stays Oh, these are cool! First, theyre fully functional; they really keep time, and they have teeny-tiny, little batteries Real teeny-tiny, little batteries!! How cool is that? These are going to attract attention, comments, and a ton of compliments and where did you get thoses Every detail was taken into account in the making of these great mini-watch cufflinks, from the almost microscopic watch stem, to the ticking second hand, to the carefully rendered roman numerals, to each little mark indicating the minutes