Seiko Cal. 6142 - 256

The 6142-256 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6142 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-3103f8470422]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1996

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