Seiko Cal. 6131 - 186

The Seiko 6131-186 represents an important milestone in Seiko's 1969 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-5104ac108790]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1969

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