Seiko Cal. 6640 - 329

The 6640-329 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-054fd2e24c2e]

Also known as: Samurai, Monster

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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