Seiko Cal. 5641 - 476

This Spring Drive model from 1998 features a 41mm Two-Tone case. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-7fa79b06b14d]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1998

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