Seiko Cal. 6312 - 940

The Seiko 6312-940 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-67114eaec6cf]

Also known as: Monster, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1975

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