Seiko Cal. 4425 - 629

The Seiko 4425-629 represents an important milestone in Seiko's 1968 lineup. Powered by the 4425 caliber with 17j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-5cbf59e11293]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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