Seiko Cal. 4422 - 635

The Seiko 4422-635 represents an important milestone in Seiko's 1973 lineup. Powered by the 4422 caliber with 31j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-f46f05118215]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1973

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