Seiko Cal. 4478 - 568

This Hand-Winding model from 1969 features a 38mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-f17394a77433]

Also known as: Bullhead, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1969

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