Seiko Cal. 4538 - 344

This Solar model from 1987 features a 40mm PVD Black case. Powered by the 4538 caliber with 19j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-047b746468f5]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1987

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