Seiko SRPE63K1

Seiko SRPE63K1

Movement: Automatic Seiko 4R36 (manual winding + hacking)

Power reserve: ~41 hours

Case: Stainless steel

Size: 40 mm ⭐

Thickness: 11.5 mm (thinner than many sporty Seikos)

Crystal: Hardlex

Water resistance: 100 m (10 ATM)

Functions:

day + date

stop seconds

manual winding

Strap: Blue NATO

Exhibition case back: yes (transparent)

Style: sport-chic / everyday watch / “DressKX”