The bushy eyebrows went up, then down, with a shrug of shoulders. "Believe it? I know it! What do you think it is, glass?"

"Well—er—yes, to be honest. I didn't know what else it could be. No human being ever saw a diamond of those dimensions."

"We are seeing it now. But whose is it?"

"It belongs to Mr. Alton."

"I congratulate you, Mr. Alton. You possess the most amazing diamond in history or fiction."

Cyrus bowed. "Then it is the largest you have ever seen?"

"Twice over. The famous Cullinan stone, the largest yet discovered, was about half this size."

"Let's weigh it," said William.

The expert placed it on the little scales that stood on the top of the Senior Partner's desk. The three men waited in silence for the verdict. After a close scrutiny of the scales Mr. Bressani straightened up, turned toward the three pairs of eyes—all fixed intently on his own—and exclaimed: