Seiko Cal. 6640 - 963

This Kinetic model from 1975 features a 46mm Stainless Steel case. It features a Champagne dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-7626e9031b89]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1975

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