Seiko Cal. 6660 - 305

Seiko 6660-305

The 6660-305 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-156e8ad62652]

Also known as: Silverwave, World Timer

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
10.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Cream
Jewels
32j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1977

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seikata-wm-156e8ad62652