Seiko Cal. 6241 - 511

This Spring Drive model from 1980 features a 34mm Hardlex-Coated Steel case. Powered by the 6241 caliber with 33j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-cc432afdb181]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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