4947/1A-001 Annual Calendar Moon-Phase Bianchet covered by a sapphire glass

covered by a sapphire glass

This rotor winds bi-directionally

Yellow gold Sky-Dwellers with green dials have rapidly become icons

and polishing cloth

4947/1A-001 Annual Calendar Moon-Phase Bianchet covered by a sapphire glassThe patented annual calendar featuring day, date, and month displays is one of the most sought after models from the Swiss manufacturer. Its intelligent mechanism, the self winding caliber 324 S QA LU, requires manual adjustment only once a year, specifically when transitioning from February to March. The reference 4947 1A showcases this sophisticated complication for the first time in a round Calatrava style stainless steel case. With a diameter of