Seiko Cal. 6650 - 637

This Hand-Winding model from 1990 features a 42mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-17bc0557ec39]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1990

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