Omega Seamaster Aquaterra 34 Nácar-Diamantes
|Mecanism||Automatic/ Co-Axial/ Caliber 8520|
|Case/ Dial||Steel/ 34mm/ pearly dial with diamonds|
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THE MASTER CHRONOMETER CERTIFICATION OMEGA has built its reputation on revolutionary watch movements. And the Master Chronometer watches, which earn that designation by passing tests approved by the Swiss Federal Institute of Metrology, put our COSC-certified chronometer calibres in the spotlight once again.