Current Production
Essentials
SEIKO SUR531
MSRP
$240 USD
Verified Aug 18, 2026
Case diameter29.8 mm
Lug-to-lug37 mm
Thickness8.15 mm
Case materialStainless steel
CrystalSapphire crystal
Water resistance100 m
MovementQuartz, Caliber 6N22
Calibre6N22
DialBlue
Bracelet or strapStainless steel bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026