Seiko Cal. 6633 - 940

The Seiko 6633-940 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-d3c88d038b8b]

Also known as: Samurai, Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1971

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