Seiko Cal. 3821 - 866

The Seiko 3821-866 represents an important milestone in Seiko's 1980 lineup. Powered by the 3821 caliber with 26j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-abebb598fd49]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1980

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