Seiko Cal. 6637 - 240

This Solar model from 1979 features a 34mm Gold-Plated case. Powered by the 6637 caliber with 31j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-1405d6bcf0b6]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1979

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