Seiko Cal. 6139 - 657

This Kinetic model from 1979 features a 35mm Titanium case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ab2711a5abda]

Also known as: Sumo, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1979

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