PATEK PHILIPPE TV Screen. Reference 3604. Serial 2735XXX. Self-winding caliber 28-255C movement. 18kt yellow gold case measuring 33x36 mm. Champagne dial with micro- tapisserie . Hours and minutes at center. Date window at 3 o'clock. Original leather bracelet with original 18kt yellow gold pin buckle. Snap-in 18kt yellow gold case back. Mineral glass. Year 1973. Watch in excellent state of preservation sold with archival extract. At the time of cataloging the watch appears to be in working order, but the movement has not been tested for time accuracy.