Seiko Cal. 6636 - 302

This Quartz model from 1967 features a 39mm PVD Black case. Powered by the 6636 caliber with 21j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-db0149adb85a]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1967

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