WEIGHT = 4.4 lbs.
HEIGHT = 7 13/16 inches
WIDTH = 6 inches
VALUE = $200 - $325

MARKING

Version 1 -- 1259
as seen in back view "B" -- on flat part above the base and just below where cavity starts

Version 2 -- 2
as seen in back view "2"

Version 3 -- 8
as seen in back view "8" -- in middle of cavity

Version 4 -- 25
in middle of the back cavity