Seiko Cal. 7131 - 656

The 7131-656 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7131 caliber with 34j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-28a0b3bd8dcb]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1972

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