Seiko Cal. 6678 - 844

Seiko 6678-844

The Seiko 6678-844 represents an important milestone in Seiko's 1982 lineup. Powered by the 6678 caliber with 32j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-1c454a98307e]

Also known as: Tuna, UFO

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
White
Jewels
32j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1982

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