Seiko Cal. 6131 - 423

The Seiko 6131-423 represents an important milestone in Seiko's 1985 lineup. Powered by the 6131 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-3da0796d1981]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1985

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