Seiko Cal. 6680 - 394

Seiko 6680-394

The 6680-394 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6680 caliber with 24j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-28b7410404df]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Black
Jewels
24j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1980

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