Seiko Chronograph SND377

Seiko Chronograph SND377

Seiko Chronograph SND377
Chronograph by Seiko

Seiko Chronograph SND377

Quartz Chronograph · Chronograph SND377

Case
40 mm
Thickness
10 mm
Lug width
20 mm
Updated 11 November 2026
About this watch

The Seiko Chronograph SND377 is a 40 mm watch from the Quartz Chronograph collection. Its stainless steel case is 10 mm thick, with 20 mm lugs. It is water resistant to 100 m. The crystal is hardlex.

Your next watch

Find your next watch, not just a brand.

Every watch on Watcheers has its spec sheet in Watch Explorer. Filter by size, material and budget to find the one that fits.

Last update:

11 November, 2026