Seiko Cal. 6648 - 674

Seiko 6648-674

The Seiko 6648-674 represents an important milestone in Seiko's 1983 lineup. Powered by the 6648 caliber with 17j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-2b722375991d]

Also known as: Shogun, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
35mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
17j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1983

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