Seiko Cal. 7131 - 597

The 7131-597 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7131 caliber with 26j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-4d13186bdd56]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1992

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