Seiko Cal. 6645 - 936

This Quartz model from 1966 features a 36mm PVD Black case. Powered by the 6645 caliber with 21j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-3e091b55701d]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1966

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