Seiko Cal. 6633 - 920

This Automatic model from 1970 features a 42mm PVD Black case. Powered by the 6633 caliber with 26j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-d661c2d5b49e]

Also known as: Samurai, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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