For example, a 32C is much smaller in volume than a 42C because there is a greater difference in the band size and fullest part of the breast measurements.” ...

Norway had the largest breast size, at an average of C to D. Twenty-three countries — mostly in Africa and South East Asia — had the smallest breasts at cup size AA. Researchers said ...

The first is your natural waist (the smallest part ... measuring your bust for a bra. The latter includes two measurements to account for your chest circumference and cup size.) ...