Seiko Cal. 6131 - 673

The Seiko 6131-673 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8ee590ab44db]

Also known as: Turtle, Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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