Seiko Cal. 6668 - 859

Seiko 6668-859

The 6668-859 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-851d8a7ddf3a]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
37mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1967

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