Seiko Cal. 6663 - 666

Seiko 6663-666

The 6663-666 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6663 caliber with 17j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-7f14ccd66a36]

Also known as: Panda, Navigator

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1985

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