Seiko Cal. 4439 - 774

This Hand-Winding model from 1968 features a 37mm Stainless Steel case. Powered by the 4439 caliber with 22j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-8650e3a8c457]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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