Seiko Cal. 5629 - 857

This Quartz model from 1968 features a 36mm PVD Black case. Powered by the 5629 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-be11f3f9b5bf]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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