Seiko Cal. 4487 - 438

The Seiko 4487-438 represents an important milestone in Seiko's 1967 lineup. It features a Cream dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e0e77ca415de]

Also known as: Sumo, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1967

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