Current Production
Essentials
SEIKO SUR355
MSRP
$235 USD
Verified Aug 18, 2026
Case diameter39.6 mm
Thickness8.8 mm
Case materialStainless steel
CrystalHardlex crystal
Water resistance100 m
MovementQuartz, Caliber 6N43
Calibre6N43
DialBlack
Bracelet or strapStainless steel bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026