Seiko Cal. 5663 - 227

This Automatic model from 1973 features a 40mm PVD Black case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-de26ae3d80b1]

Also known as: Turtle, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1973

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