Seiko Cal. 7090 - 163

This Hand-Winding model from 1982 features a 40mm Two-Tone case. Powered by the 7090 caliber with 17j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-8ac08dd0990d]

Also known as: Monster, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1982

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