Seiko Cal. 4487 - 502

The Seiko 4487-502 represents an important milestone in Seiko's 1996 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e5454a4ecbf7]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1996

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