Seiko Cal. 4487 - 980

Released in 1971, the Cal. 4487 with design code 980 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-9de796ac74b8]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1971

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