Seiko Cal. 0717 - 845

This Hand-Winding model from 1981 features a 34mm Titanium case. Powered by the 0717 caliber with 28j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-4920b0217b2e]

Also known as: Sumo, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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