A davit system includes an elongate base having a straight part and a leading part that is angled downwardly relative to the straight part at a predetermined angle. An elongate boom arm is slideably disposed in a hollow interior of the elongate base. The boom arm is fully retracted within the hollow interior of the elongate base when an elongate screw is rotated in a first direction a predetermined number of times and the boom arm is fully extended from the hollow interior of the elongate base when the elongate screw is rotated in a second direction a predetermined number of times. The boom arm is downwardly angled at the predetermined angle when the boom arm is in its fully extended position. In a first embodiment, two elongate bases and boom arms are provided and each boom arm supports a cradle at its leading end for lifting a boat.