Rolex Oyster Perpetual 3131 Gold Watch | World's Best
Rolex Rose Gold Bubbleback Original Black Dial Wristwatch Ref 3131 1946 at 1stDibs
Vintage Rolex 14k Gold Bubble Back Automatic Watch 1940s Ref 3131 - Ruby Lane
ROLEX REF. 3131 BUBBLE BACK PINK GOLD Rolex, Oyster Perpetual, Officially Certified Chronometer, Ref. 3131. Made circa 1940. Fine, tonneau-shaped, center seconds, self-winding, water resistant, 18K pink gold wristwatch with a pink