A rare Swiss gilt brass photo-electric quartz mantel timepiece ‘Golden Ellipse’ Patek Philippe, Geneva, Ref. 1505 circa 1977-78 The movement with motionwork driven by quartz electric mechanism with components and power cell set onto a circular circuit board backed with a Plexiglas panel incorporating STOP, TEST, FREQ. and hand setting adjustments, the top with wires connecting to the photo-electric cell mounted in the top of the case inscribed with PATEK PHILIPPE trademark and number 31 477 to underside, the ovoid deep Royal blue dial applied with simple gilt baton hour numerals, signed PATEK PHILIPPE, GENEVE to centre and with gilt hands set behind fixed glass secured by a raised bezel, the rectangular case with faceted tambour sides fitted with recessed photo-electric panel to top and with hinged door to rear, the interior with plate stamped with serial number 1.802.070 to base, 20.5cm (8ins) high; with operating instructions, specification card and original red silk and velvet lined protective case covered with simulated red leather to exterior.