Seiko Cal. 6317 - 303

Seiko 6317-303

The Seiko 6317-303 represents an important milestone in Seiko's 1981 lineup. Powered by the 6317 caliber with 27j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-f854c498066d]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
27j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1981

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