Seiko Cal. 6680 - 650

Seiko 6680-650

The 6680-650 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6680 caliber with 24j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-718f8c22b791]

Also known as: Sportsmatic, Navigator

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
24j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1984

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seikata-wm-718f8c22b791