Seiko Cal. 6317 - 287

The Seiko 6317-287 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-dd575863cde6]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1981

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