Current Production
Essentials
SEIKO SSB405
MSRP
$300 USD
Verified Aug 18, 2026
Case diameter41 mm
Thickness12.3 mm
Case materialStainless steel
CrystalHardlex crystal
Water resistance100 m
MovementQuartz Chronograph, Caliber 8T63
Calibre8T63
DialGreen
Bracelet or strapStainless steel bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026