CHINA In their case, a pair of QI-GONG balls, in hard stone. Diam. 5 cm SALE BY APPOINTMENT : Lots can be collected by appointment at the address you will be given (in Bordeaux 33000, intra-boulevards) on the 2 scheduled dates: - Wednesday 5 March from 10am to 6.30pm (by appointment). - Saturday 8 March from 2pm to 6pm (by appointment).