Seiko Cal. 6317 - 958

This Hand-Winding model from 1970 features a 38mm PVD Black case. Powered by the 6317 caliber with 36j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-c43ab2a68915]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1970

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