Seiko Cal. 5641 - 198

This Hand-Winding model from 1991 features a 45mm Two-Tone case. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-cced6987776a]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1991

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