Omega, Flightmaster, chronograph, "Tropical Dial"

Case size: 43 x 52.5 mm
Material: steel
Movement: manual, caliber 910
Year: circa 1971
Crystal: mineral crystal
Bracelet: original bracelet, folding clasp, ref. 1186/215
Reference number: ST 145.0013
Serial number: 31'632'585
Case number: 145.013

Please note that the movement may need a service at the buyer's expense