Seiko Cal. 6688 - 784

The 6688-784 is a sought-after Solar piece from Seiko's golden era. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-604919ea918a]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1987

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