Seiko Cal. 4487 - 239

The Seiko 4487-239 represents an important milestone in Seiko's 1980 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-1ffe75e16934]

Also known as: UFO, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1980

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