Lady Maclure threw her head back in surprise at so unwonted an intrusion. "What do you want to know that for, child?" she asked, somewhat curtly. "Why, to be cut, of course. All the diamond- cutters in the world are concentrated in Amsterdam; and the first thing a thief does when he steals big jewels is to send them across, and have them cut in new shapes so that they can't be identified."