FrontRunners: Wound Up

Even the complication-obsessed Swiss occasionally invent something so simple it is hard to believe nobody thought of it before. Chopard (chopard

.com) has devised an ingenious solution for tackling the tedious hand-winding process. Each of its LUC Quattro Tour­billon and Régulateur models, which have four spring barrels with a power reserve of more than 200 hours, now includes a platinum watch crank that fits snugly over the crown, allowing you to charge the mainsprings as easily as winding film in an old-fashioned camera. . . .

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