Seiko Cal. 4581 - 788

This Hand-Winding model from 1966 features a 46mm Two-Tone case. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-3afeaf9120ce]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1966

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