Patek Philippe for Rolex Master Clock Patek Philippe & Co. , Genève, No. 663171, model EbK 24R. Made for Rolex, circa 1970. Fine large mottled green-painted 110/220 volt / 0.12/0.06 Amp. Electric master wall clock with dead center seconds. To be sold without reserve Two-body, rectangular, mottled green painted, hinged door with lock and circular dial aperture with chrome-plated bezel, applied gilt metal Rolex signature and crown logo, the base with 8 screwed terminals for the connections, wall fixing brackets. Matte black, Arabic numerals, outer minute track, outer seconds track with Arabic 5 seconds numerals. White painted baton hands. 67 mm., nickel, 3-wheel train, dead-beat escapement, driven from the electric mechanism housed in the case, the silvered plate with fuse casings for DC, Minutes and Seconds, buttons for setting the master time + 1/100, + 1/10, + Sec, Stop, Decal. Min., frequency adjustment aperture, knob for correcting the slaves. Dial signed Rolex, casing signed Rolex, with Patek Philippe signature plaques, movement signed Patek Philippe. Dim. 34.5 x 25 x 15 cm. Notes This master clock is one of a very few bearing the signatures of both Patek Philippe and Rolex. The clock is entirely made by Patek Philippe, the case is decorated in the Rolex livery and the case and dial bear the Rolex name. The mottled green color scheme of the case can be found on several other models of Rolex display clocks dating from the 1950's & 60's.