Seiko Cal. 5642 - 418

This Solar model from 1979 features a 39mm Titanium case. Powered by the 5642 caliber with 33j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-8dd7a2b7cf9a]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1979

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