I followed his eyes.
"Why," I exclaimed, "it's Mrs. Opalsen."
"You know her?"
"Slightly. Her husband is a rich stockbroker who made a fortune in the recent Oil boom."
After dinner we ran across the Opalsens in the lounge, and I introduced Poirot to them. We chatted for a few minutes, and ended by having our coffee together.
Poirot said a few words in praise of some of the costlier gems displayed on the lady's ample bosom, and she brightened up at once.
"It's a perfect hobby of mine, Mr. Poirot. I just love jewellery. Ed knows my weakness, and every time things go well he brings me something new. You are interested in precious stones?"
"I have had a good deal to do with them one time and another, madame. My profession has brought me into contact with some of the most famous jewels in the world."
He went on to narrate, with discreet pseudonyms, the story of the historic jewels of a reigning house, and Mrs. Opalsen listened with bated breath.
"There now!" she exclaimed, as he ended.
