Seiko Cal. 6221 - 204

The Seiko 6221-204 represents an important milestone in Seiko's 1981 lineup. Powered by the 6221 caliber with 30j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-fbe8f61eda7d]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1981

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