Seiko Cal. 0721 - 322

The Seiko 0721-322 represents an important milestone in Seiko's 1976 lineup. Powered by the 0721 caliber with 35j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-65ee04af92a2]

Also known as: UFO, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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