Lettuce seeds are small and flat shapes of food accumulated in the seed is less. Seed pelleting as a way to improve the quality of seeds that can make planting easie. The binder is an important element to make enough seed pelleting to succeed. The purpose of this research is to find type and ratio of cementitious material suitable for mask lettuce seed. The experiment at technology laboratory seeds. Seed processing plant, Faculty of agriculture, Khonkean University by checking the physical characteristics of seed pelleting, germination and seed vigor lettuce