Seiko Cal. 7131 - 551

The Seiko 7131-551 represents an important milestone in Seiko's 1983 lineup. Powered by the 7131 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-e61f276ee574]

Also known as: Silverwave, Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1983

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