Seiko Cal. 6131 - 156

The Seiko 6131-156 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-68bcf7625ebf]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1988

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