Seiko Cal. 0720 - 647

This Automatic model from 1966 features a 38mm PVD Black case. Powered by the 0720 caliber with 22j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-9fc97442c107]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1966

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