Seiko Cal. 5641 - 735

The Seiko 5641-735 represents an important milestone in Seiko's 1983 lineup. Powered by the 5641 caliber with 17j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-96502a46afb4]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1983

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