Seiko Mod Nautilus Chrono Blue hourdrift no quartz tick — just

no quartz tick — just smooth automatic sweep from the moment you put it on

Dial: 40mm | Case Thickness: 12mm

NH35 automatic movement does the mechanical heavy lifting

Same matte black dial and octagonal bezel as the steel version

Seiko Mod Nautilus Chrono Blue hourdrift no quartz tick — justThe Nautilus shape, now with a chronograph dial. Blue dial with working sub registers, the iconic porthole case, and a VK63 mecha quartz chronograph that gives you stopwatch functions in a sportier package than the standard Nautilus. One of the most versatile pieces in the lineup. The Nautilus for people who want a bit more on the dial. Specs Dial: 41mm Case Thickness: 12mm Lug Width: 20mm Case: 316L Stainless Steel Movement: VK63 Mecha Quartz