Seiko Cal. 5641 - 418

The 5641-418 is a sought-after Solar piece from Seiko's golden era. Powered by the 5641 caliber with 26j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-2b5fff783f1f]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1983

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