Seiko Cal. 6680 - 780

Seiko 6680-780

The Seiko 6680-780 represents an important milestone in Seiko's 1989 lineup. Powered by the 6680 caliber with 23j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-af837eb168d6]

Also known as: Sumo, Rally

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
23j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1989

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