Seiko Cal. 4591 - 311

The Seiko 4591-311 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-f3bbc22a5ad8]

Also known as: Rally, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1971

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