Greco Hexagonal Nut Watch For True Gear Heads Greco by wholesalewatches - June 14, 20170 Watch industry supplier turned watchmaker Stephane Greco has introduced what I believe is his first publicly available watch, with the new and rather clever Greco Hexagonal Nut watch, as part of his Les Temps Modernes family of timepieces. The name of the watch is rather straight-forward, as the case is