Clerc Hydroscaph H1 Diving Watch Review Clerc Swiss watches by wholesalewatches - January 14, 20160 Clerc Hydroscaph H1 is the first three-hand version created from Hydroscaph dive watch collection. This watch is offered in a whole range of color styles,it had a deep metallic blue dial accented with a lime green hand. The funnest features of the Hydroscaph case is the locking rotating bezel system with