Seiko Cal. 6221 - 587

This Spring Drive model from 1979 features a 46mm Gold-Plated case. Powered by the 6221 caliber with 23j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-a5e0261e6ba1]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1979

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