Seiko Cal. 5221 - 850

The Seiko 5221-850 represents an important milestone in Seiko's 1980 lineup. Powered by the 5221 caliber with 23j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-c5a520852cf6]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1980

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