Altair enjoyed talking, of course, but he wasn't offended by the ways of the blunt. Small talk had its place, and that place was generally to ease the task of getting what one wants. In this case, he knew Nate wanted gil, not conversation.
"As have I," he said as he unclipped the purse from his belt and offered it to the boy. "I hope these will be worth the cost," he added. "I'm willing to pay more for skilled craftsmanship, of course." Nate certainly had a good reputation, but Altair knew a good lock when he saw it. He hoped these were good locks.