OMEGA, Constellation Calendar Grand Luxe, "Pie-Pan"

Case size: 34.5 mm
Material: 18K gold
Movement: automatic, caliber 561
Year: circa 1966
Crystal: plastic crystal
Bracelet: original bracelet, folding clasp in 18K gold
Reference number: BA 368.802
Serial number: 24444343
Case number: 690066/ 168002
Total weight: circa 117 g

Please keep in mind that an overhaul might be needed, since no service history is available.