Seiko Cal. 5629 - 388

The Seiko 5629-388 represents an important milestone in Seiko's 1974 lineup. Powered by the 5629 caliber with 22j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-0ef6af0ac867]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1974

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