Seiko Cal. 6688 - 801

Seiko 6688-801

The 6688-801 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6688 caliber with 36j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-6d9618cb14cb]

Also known as: Helmet, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
13.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
36j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1988

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