Seiko Cal. 5668 - 110

Seiko 5668-110

The 5668-110 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5668 caliber with 29j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-4324be38ab3c]

Also known as: Sumo, Helmet

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Black
Jewels
29j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1971

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