Seiko Cal. 6647 - 281

This Spring Drive model from 1983 features a 40mm Stainless Steel case. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-65cdcac1edde]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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