Seiko Cal. 6317 - 140

The Seiko 6317-140 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ab64df534fd9]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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