Seiko Cal. 6317 - 103

The Seiko 6317-103 represents an important milestone in Seiko's 1967 lineup. Powered by the 6317 caliber with 29j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-6f1da1c6e193]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1967

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