Seiko Cal. 6317 - 503

The Seiko 6317-503 represents an important milestone in Seiko's 1976 lineup. Powered by the 6317 caliber with 31j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-bf82732279af]

Also known as: Tuna, Pogue

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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