Seiko Cal. 6317 - 701

This Hand-Winding model from 1977 features a 45mm PVD Black case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4bd95a1bb6bc]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1977

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