YEMA SUPERMAN SLIM 2025 - New - Full Set Best watch for Yema. Stainless steel case and bracelet. 70 hours power reserve. -3/+7 seconds accuracy 39mm 316L stainless steel case stands out with its 20mm curved lugs and brushed finishes in stark contrast with the polished bevels. Originally conceived as a professional dive watch, the steel case has been slimmed down by 1mm to accommodate our CMM.20 micro-rotor caliber, while preserving a 30 BAR water resistance thanks to the sapphire exhibition case-back and the screw-down crown. The Superman Slim offers an elegant and refined design while preserving all the advantages and functions of modern mechanical dive watches.