Seiko Cal. 6688 - 605

The 6688-605 is a sought-after Solar piece from Seiko's golden era. Powered by the 6688 caliber with 21j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-d487c9e9464d]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1977

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