Seiko Cal. 6647 - 686

The 6647-686 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-cf748aec6bbd]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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