Seiko Cal. 4478 - 341

This Hand-Winding model from 1977 features a 46mm Hardlex-Coated Steel case. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-971f5edc4d8a]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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