Current Production
Essentials
SEIKO SSB430
MSRP
$315 USD
Verified Aug 18, 2026
Case diameter41.5 mm
Lug-to-lug46.5 mm
Thickness12.09 mm
Case materialTwo-tone stainless steel
CrystalHardlex crystal
Water resistance100 m
MovementQuartz Chronograph, Caliber 8T63
Calibre8T63
DialBlack
Bracelet or strapTwo-tone stainless steel bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026