Known for its eclectic themes and technically creative designs—which have included moon dust and metal from the wreck of the Titanic—Romain Jerome is looking to the future for its next timepiece. The new Spacecraft model, released in just 99 editions at $24,900 apiece, looks vaguely like a cross between a vintage Pontiac and a spaceship from Star Trek. It is the result of a three-year collaboration between Manuel Emch, the company’s CEO; the watch designer Eric Giroud; and the heralded watchmaker Jean-Marc Wie…