Seiko Cal. 6688 - 567

The 6688-567 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6688 caliber with 29j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-2c9b388f5d2e]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1984

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