Charting two hundred years of history, from the 19th to 21st century, the sale features an array of exquisite jewels, including sumptuous heirlooms from a Scottish noble family and pieces by Salvador Dalí and César, alongside the world’s most renowned designers, such as Cartier, Van Cleef & Arpels, Bulgari and Boucheron.JJ Martin who confesses a “vintage obsession”…