Seiko Cal. 4446 - 280

This Spring Drive model from 1979 features a 35mm Titanium case. Powered by the 4446 caliber with 33j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-beccb3fb2b95]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1979

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