Seiko Cal. 7131 - 874

The Seiko 7131-874 represents an important milestone in Seiko's 1987 lineup. Powered by the 7131 caliber with 18j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-e37e829e664a]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1987

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