Look at her and bid up.

But mind, it is cash down--no credit, no, not for an ounce." "A hundred and fifteen," said Xavier, with the air of a man making his last throw for fortune.
"A hundred and twenty," replied Leonard quietly.
He had bid to the last ounce in his possession, and if Xavier went further he must give in, unless, indeed, he chose to offer Soa's ruby in payment.

This, needless to say, he was not anxious to do; moreover, no one would believe a stone of that size to be genuine.

Of all this, however, Leonard showed nothing in his face, but turning coolly he called to a slave-girl to bring him spirits and busied himself with filling his glass.

His hand never trembled, for he knew well that his antagonist was watching for a cue, and if he showed uncertainty all might be lost.