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The diameter is 38.3mm and the lug-to-lug length of 46.5mm makes it a deceptively versatile watch. Even with a thickness of 14.8mm, the profile of the case side offers a slender drape across the wrist with most of the bulk taken up by the screw-down caseback and domed sapphire crystal. It’s a refreshing twist on the all-brushed cases that can leave sports watches looking dull, with only the thin strips on the inner sides of the lugs being brushed. The lugs have a long, flowing curve to them that’s very typical of 1960s bicompax styles, yet the angle of the polished chamfer always seems to catch the surrounding light in a very appealing way. The caseĪlthough it looks fairly straight-forward in images, the case of the Chronomaster Aviator Sea Diver is much more characterful in the metal. The Nivada Grenchen Chronomaster Aviator Sea Diver Automatic takes one of their most legendary watches from the past and upgrades it with modern specifications. Nivada Grenchen are one of those brands that make you wish you’d heard of them years before you first saw them due to their knack of delivering some of the most perfect executions of vintage reissues that can be found in the Swiss watch industry today. I/trending 14147 HANDS-ON: The Nivada Grenchen Chronomaster Aviator Sea Diver Automatic Fergus Nash
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