Seiko Cal. 6657 - 883

This Solar model from 1966 features a 39mm Two-Tone case. Powered by the 6657 caliber with 32j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-7f553b0a3382]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

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