A collection of 15,000 historical coins, known as the Traveller Collection, is set to be auctioned by Numismatica Ars Classica (NAC), with experts estimating its value at over $100 million, according ...

Nicolas Vaiman, a scruffy 30-year-old with a dark beard and glasses, was at home in France last May when he saw a tweet from ... leaving investors like Vaiman holding coins that were suddenly ...

“The catalogues of the Traveller Collection will serve as an important reference for the future collectors and scholars,” he said. Some of the most valuable coins that are part of the ...