Seiko Cal. 4487 - 490

Released in 1992, the Cal. 4487 with design code 490 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-adea3ee83003]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1992

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