Seiko Cal. 6684 - 643

This Solar model from 1986 features a 40mm PVD Black case. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-b86a7c8ac30e]

Also known as: Rally, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1986

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