Seiko Cal. 4417 - 922

This Spring Drive model from 1992 features a 46mm Titanium case. Powered by the 4417 caliber with 34j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-dd2599607828]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1992

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