Seiko Cal. 3833 - 437

The Seiko 3833-437 represents an important milestone in Seiko's 1981 lineup. Powered by the 3833 caliber with 28j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-4f9fc37595f8]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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