Jaquet Droz Grand Seconde Quantieme Men's Watch J007030241. This watch has a self-winding mechanical movement with a 68 hour power reserve contained within a 43mm stainless steel case. The dial is black with the signature stainless steel Jaquet Droz figure eight overlapping sub-dials. The strap is black alligator leather with a stainless steel folding clasp. Water resistant up to 30 meters.