Seiko Cal. 6164 - 720

The Seiko 6164-720 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1c0530db61c4]

Also known as: Crown, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1971

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