The piece is guaranteed genuine and from. It is 4.9cm high and 12.2cm diameter. It's weight is 60 grams. Thank you very much from Jimmy. The item "Chinese 1930's nice blue white bowl (Cheng hua mark) a7427" is in sale since Tuesday, October 20, 2020.This item is in the category "Antiques\Asian Antiques\China\Bowls". The seller is "jimmy77888" and is located in Jackson Heights, New York. This item can be shipped worldwide.