Seiko Cal. 5623 - 670

The Seiko 5623-670 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-445642f45b9f]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1983

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