Kits may take 50+ hours to finish depending on the size of the canvas and your degree of skill, as well as how many people are working on the painting. Dreamer Designs smallest kits (about 30x30cm | 12x12in) might take up to 15 hours to finish. Dreamer Designs largest kits (90x60cm | 35x24in) might take up to 50 hours to finish. The more time you spend diamond painting, the more talented and quick you become.