Current Production
Seiko 5 Sports
SEIKO SRE004
MSRP
$365 USD
Verified Aug 18, 2026
Case diameter28 mm
Lug-to-lug33.1 mm
Thickness11.2 mm
Case materialTwo-tone stainless steel
CrystalHardlex crystal
Water resistance100 m
MovementAutomatic, Caliber 2R06, 21,600 vibrations per hour, 21 jewels, Power reserve: approximately 40 hours
Calibre2R06
Power reserve40 hours
DialWhite
Bracelet or strapTwo-tone stainless steel bracelet
Specifications as published by Seiko →
Last verified Aug 18, 2026