Seiko Cal. 5693 - 761

This Hand-Winding model from 1988 features a 45mm Hardlex-Coated Steel case. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-23e564b57b4c]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1988

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