Current Production
Essentials
SEIKO SUR377
MSRP
$385 USD
Verified Aug 18, 2026
Case diameter40.2 mm
Thickness6.84 mm
Case materialTwo-tone titanium
CrystalSapphire crystal
Water resistance100 m
MovementQuartz, Caliber 6N52
Calibre6N52
DialGreen
Bracelet or strapTwo-tone titanium bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026