Seiko Cal. 5642 - 299

This Solar model from 1971 features a 37mm Stainless Steel case. Powered by the 5642 caliber with 26j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-544dafcfaf05]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1971

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