Seiko Cal. 6633 - 576

This Spring Drive model from 1975 features a 45mm PVD Black case. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-85a323feae20]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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