Seiko Cal. 6646 - 300

This Kinetic model from 1969 features a 37mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-54a1c83f9303]

Also known as: Monster, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1969

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