Seiko Cal. 6657 - 720

This Kinetic model from 1984 features a 36mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-fe7acf47e6c3]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1984

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