Seiko Cal. 4538 - 668

This Solar model from 1977 features a 36mm Two-Tone case. Powered by the 4538 caliber with 17j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-a835ea3b6e5f]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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