Seiko Cal. 6668 - 128

Seiko 6668-128

The Seiko 6668-128 represents an important milestone in Seiko's 1977 lineup. Powered by the 6668 caliber with 31j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-6311ee98533f]

Also known as: Monster, Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
200m
Dial Color
Burgundy
Jewels
31j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1977

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