1, the golden ball is golden and Tahiti is black. China people like gold, which symbolizes dignity, power and wealth, so golden balls are more expensive.

2. Golden Pearl is larger than Tahiti, and the most common size of black pearl in Tahiti is 9-14 mm. At present, it is recognized that the largest round pearl in the record is Golden Pearl, and the largest pearl with a diameter of 2 1 mm is Nanyang Golden Pearl.