Seiko Cal. 0723 - 670

This Spring Drive model from 1967 features a 39mm Hardlex-Coated Steel case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-c9e6af34a4a5]

Also known as: UFO, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1967

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