Giovanni Battista Galestruzzi ( 1615 - 1669 ) was an Italian painter. Giovanni Battista Galestruzzi s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 211.4 USD for Mercure apportant la pomme d´or à Pâris in 2004 to 4240.52 USD for A putto riding on the back of a sea-monster in 2005 , based on the size and medium of the artwork