Seiko Cal. 6317 - 312

The Seiko 6317-312 represents an important milestone in Seiko's 1971 lineup. Powered by the 6317 caliber with 36j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-f2d5a061b141]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1971

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