Equipped with Yema's manufacture micro-rotor calibre CMM.20, this sleeker version of the iconic Superman model features a completely redesigned and slimmer case with elegant finishes. The new 20mm Scales Slim bracelet naturally integrates within the curved lugs of the case and gradually tapers towards the buckle. This slim and versatile interpretation of the Superman fits all wrists and makes a sophisticated statement when worn with formal attire.After more than two years of development and several thousand deliveries, the new manufacture micro-rotor calibre is now in continuous production in Morteau. The internalization of manufacturing and a sharp increase in production enable us to offer a highly performant and unique caliber at an extremely competitive price.Originally conceived as a professional dive watch, the steel case has been slimmed down by 1.00 mm to accommodate the new CMM.20 micro-rotor calibre, 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.The unique Superman bezel-lock at 3 o'clock has proven very useful to professional divers and has been a feature on all Superman models since 1963. Superman Slim, CMM2 Blue Features: micro-rotor manufacture calibre Morteau 20 33 jewels 70 hour power reserve blue lacquered enamel dial Super-Luminova hands and hour markers double-domed sapphire crystal unidirectional diving bezel with sapphire insert with 0 to 60 graduation 316L stainless steel case screw in exhibition caseback screw-down crown with embossed YEMA logo 316L stainless steel "scales" bracelet water resistant to 300 metres five year international warranty case diameter: 39mm or 41mm case thickness: 9.95mm lug width: 20mm