Reloj Automático Rolex Oyster Perpetual De Colección 31 mm Acero Oro Rosa 18K 3372
The Rolex Bubbleback 3372, introduced in the 1930s (approx. 1933) and produced into the 1940s/50s, is a foundational automatic wristwatch featuring a distinctively protruding caseback to house early self-winding rotors.