Seiko Cal. 0770 - 643

This Kinetic model from 1980 features a 41mm PVD Black case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-fa7d49550ac3]

Also known as: Sumo, Rally

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1980

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