Seiko Cal. 5643 - 488

This Spring Drive model from 1985 features a 34mm Titanium case. Powered by the 5643 caliber with 22j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-ffd677c91a29]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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