Current Production
Essentials Power Design Project Limited Edition
SEIKO SSEH023
MSRP
$410 USD
Verified Aug 18, 2026
Case diameter20.2 mm
Lug-to-lug26.1 mm
Thickness6.7 mm
Case materialStainless steel case with black hard coating
CrystalHardlex crystal
Water resistance30 m
MovementQuartz, Caliber 4N30
Calibre4N30
DialBlack
Bracelet or strapJewelry inspired stainless steel bracelet with black hard coating
Specifications as published by Seiko →
Last verified Aug 18, 2026