Seiko Cal. 5646 - 157

This Solar model from 1975 features a 38mm Gold-Plated case. Powered by the 5646 caliber with 28j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-8adec1154e22]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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