Seiko Cal. 4487 - 131

The Seiko 4487-131 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-af3872fe22bc]

Also known as: Samurai, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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