Seiko Cal. 5243 - 538

This Solar model from 1979 features a 41mm Titanium case. Powered by the 5243 caliber with 27j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c007d97de4ff]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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