Seiko Cal. 4531 - 478

This Solar model from 1974 features a 43mm Gold-Plated case. Powered by the 4531 caliber with 25j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-244d24814e6d]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1974

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