Seiko Cal. 6689 - 477

The 6689-477 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-80f2b7dea0ed]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1969

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