Seiko Cal. 4487 - 833

The Seiko 4487-833 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-729aa9f0e291]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1974

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