Seiko Cal. 4487 - 107

The Seiko 4487-107 represents an important milestone in Seiko's 1976 lineup. With its 18mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-5edb38c48e3c]

Also known as: Panda, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1976

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