Seiko Cal. 6668 - 826

Seiko 6668-826

The Seiko 6668-826 represents an important milestone in Seiko's 1982 lineup. Powered by the 6668 caliber with 27j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-9b8a0086b4dd]

Also known as: Sumo, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
13.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1982

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