Seiko Cal. 7131 - 575

The Seiko 7131-575 represents an important milestone in Seiko's 1969 lineup. Powered by the 7131 caliber with 33j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-06a9eef61456]

Also known as: Monster, Shogun

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1969

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