Personalized Diamonds From Coal Toddler T-Shirt. Inspirational Toddler T-Shirt - Purple with coal, shovel and diamonds graphic, says Even Diamonds Start Out As Coal. If you feel the pressure you are about to shine. Have patience, never give up. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.