Seiko Cal. 6189 - 731

The Seiko 6189-731 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-3b03f70593dd]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1973

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