Seiko Cal. 4478 - 933

This Spring Drive model from 1991 features a 43mm Titanium case. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-de80fb0c5f78]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1991

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