Seiko Cal. 7131 - 590

The 7131-590 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7131 caliber with 18j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-93957defa270]

Also known as: Monster, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1988

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