Seiko Cal. 5664 - 635

This Solar model from 1966 features a 36mm Gold-Plated case. Powered by the 5664 caliber with 19j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-aee973327def]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1966

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