Seiko Cal. 7131 - 863

The Seiko 7131-863 represents an important milestone in Seiko's 1991 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4f6aa564fcdc]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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