Current Production
Seiko 5 Sports
SEIKO SRPH33
MSRP
$350 USD
Verified Aug 18, 2026
Case diameter39.4 mm
Lug-to-lug48.07 mm
Thickness13.22 mm
Case materialStainless steel case with black hard coating
CrystalCurved Hardlex crystal
Water resistance100 m
MovementAutomatic, Caliber 4R36, 21,600 vibrations per hour, 24 jewels, Power reserve: approximately 41 hours
Calibre4R36
Power reserve41 hours
DialBlack
Bracelet or strapBlack nylon strap with orange lining
Specifications as published by Seiko →
Last verified Aug 18, 2026