1) Diligence 2) Industriousness 3) Industry 4) Sedulousness 1) Sedulousness 
• (n.) The quality or state of being sedulous; diligent and assiduous application; constant attention; unremitting industry; sedulousness.
Se·du'li·ty noun [ Latin sedulitas . See Sedulous .] The quality or state of being sedulous; diligent and assiduous application; constant attention; unremitting industry; sedulousness. « The industrious bee, by his sedulity in summer, lives in honey all the winter.» 
[n] - the quality of constantly diligent and attentive
sedulousness noun the quality of being constantly diligent and attentive