Seiko Cal. 7131 - 618

Released in 1988, the Cal. 7131 with design code 618 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-d1f4db073edb]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1988

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