Seiko Cal. 4490 - 997

This Spring Drive model from 1987 features a 41mm Gold-Plated case. Powered by the 4490 caliber with 19j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-fed6b25fbbe6]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1987

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