Seiko Cal. 7131 - 327

The Seiko 7131-327 represents an important milestone in Seiko's 1998 lineup. Powered by the 7131 caliber with 18j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-bdbaca289d28]

Also known as: Helmet, Goldfeather

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1998

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