Seiko Cal. 4487 - 410

The Seiko 4487-410 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-64b143dfd02e]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1971

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