Seiko Cal. 4447 - 377

This Solar model from 1969 features a 45mm Hardlex-Coated Steel case. With its 19mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-bfe705b6995e]

Also known as: Tuna, Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1969

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