Seiko Cal. 6688 - 356

The 6688-356 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6688 caliber with 26j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-3ec428bfa81f]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1967

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