Seiko Cal. 4487 - 915

The Seiko 4487-915 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-92e0c901bfc3]

Also known as: UFO, Rally

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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