Seiko Cal. 5643 - 626

This Spring Drive model from 1989 features a 45mm Titanium case. Powered by the 5643 caliber with 28j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-6bea6c2ddf8f]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1989

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