Seiko Cal. 4542 - 903

This Hand-Winding model from 1977 features a 45mm PVD Black case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-8b190bfdf15b]

Also known as: Turtle, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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