Seiko Cal. 5642 - 656

This Hand-Winding model from 1988 features a 36mm Titanium case. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-8a9d9169662e]

Also known as: Bellmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1988

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