Seiko Cal. 0763 - 170

The Seiko 0763-170 represents an important milestone in Seiko's 1978 lineup. Powered by the 0763 caliber with 22j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-9cad95324986]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1978

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