Seiko Cal. 6221 - 859

This Spring Drive model from 1981 features a 45mm Hardlex-Coated Steel case. Powered by the 6221 caliber with 18j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-31584542cbc2]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1981

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