Seiko Cal. 6131 - 435

The Seiko 6131-435 represents an important milestone in Seiko's 1987 lineup. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-17ed0e520ff2]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1987

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