Seiko Cal. 6131 - 843

The 6131-843 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6131 caliber with 35j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-fa960cfca761]

Also known as: Monster, Panda

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1991

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