Seiko Cal. 5633 - 268

This Quartz model from 1974 features a 43mm PVD Black case. Powered by the 5633 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-68d50ad0dca9]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1974

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