Seiko Cal. 6131 - 190

The Seiko 6131-190 represents an important milestone in Seiko's 1988 lineup. Powered by the 6131 caliber with 21j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b3da768ad9d5]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1988

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