Seiko Cal. 0723 - 636

This Automatic model from 1973 features a 39mm PVD Black case. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-b84f2a4a565d]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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