Seiko Cal. 6636 - 650

Seiko 6636-650

The 6636-650 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4f1a9b41084c]

Also known as: Panda, Sea Horse

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
12.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
White
Jewels
26j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1968

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