French jeweller Pierre Cartier traded a $1 million pearl necklace and just $100 to buy a Fifth Avenue mansion in 1917 that became one of New York’s most famous luxury landmarks

French jeweller Pierre Cartier traded a $1 million pearl necklace and just $100 to buy a Fifth Avenue mansion in 1917 that became one of New York’s most famous luxury landmarks

Jul 17, 2026 3

French jeweller Pierre Cartier traded a $1 million pearl necklace and just $100 to buy a Fifth Avenue mansion in 1917 that became one of New York’s most famous luxury landmarks
French jeweller Pierre Cartier traded a $1 million pearl necklace and just $100 to buy a Fifth Avenue mansion in 1917 that became one of New York’s most famous luxury landmarks
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