Limited Edition of 18 Pieces. Louis Moinet Watch Spacewalker White Gold Limited Edition LM-62.70.20. The destinies of Moinet the astronomer and Leonov the cosmonaut have been brought together in Louis Moinet watches SpaceWalker, an exceptional contemporary creation dedicated to Alexey Leonov, a man who was not only the first to walk freely in space but also the initiator of one of the most symbolic gestures in all history, an interstellar handshake with his NASA counterpart in 1975, at the height of the Cold War, which went on to experience an unexpected thaw.