1920/30’s SWISS ART DECO JUMP HOUR WRISTWATCH WITH ADOLF SCHILD 15 JEWELS HAND WIND AS340 DIGITAL JUMP HOUR MOVEMENT. THIS WATCH IS IDENTICAL TO THE WATCHES MARKETED BY ROLEX AT THAT TIME UNDER THE ROLEX-MARCONI BRAND, AND ALSO BY RADO AND GIRARD PERREGAUX AS OPTIMAL SPORTS AND POLO WATCHES DUE TO THEIR ROBUST AND RELIABLE DESIGN.
SERVICED, RUNNING WELL AND KEEPING GOOD TIME.
FOR COMPARISON THE LAST FOUR PICTURES ARE OF THE ACTUAL ROLEX VERSION WHICH ONLY HAS A SIX JEWELS MOVEMENT.