Seiko Cal. 5221 - 379

The Seiko 5221-379 represents an important milestone in Seiko's 1981 lineup. Powered by the 5221 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-0d1eeb8e5fa7]

Also known as: Crown, Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1981

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