Christopher Ward C1 Jump Hour Mk VvsYema Navygraf Pearl CMM.20

The Christopher Ward C1 Jump Hour Mk V is praised for its proprietary JJ01 jumping hour complication and multi-level dial design featuring a floating sapphire dial with a lumed jump hour aperture. Reviewers note the 39mm stainless steel case's mix of brushed and polished finishes, with a polished bezel and brushed midcase. The dial's radially grooved center and sapphire minute track with a lumed underside enhance legibility, and the Super-LumiNova execution is described as an eye-catcher. The watch is powered by the JJ01 module atop a Sellita SW200-1 movement, offering a 38-hour power reserve. Accuracy is rated at approximately ±20 seconds per day. Some owners express concerns about the watch's 14mm thickness. Overall, owners and reviewers appreciate the unique dial execution and complication at its price point.

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.