Round 9K Solid Rose Gold Hinged Case (opens from the front), measuring 27mm (which is very rare size), bearing an engraving at the back 
signed Rolex, stamped 9 (375), bearing letter S (1913), London 
mark W&D (Wilsdorf & Davis) - original founders of Rolex 
numbered 575235

Fine Rolex Manual (hand-winding) Movement, 
signed Rolex, 15 jewels, Swiss Made 

9K Solid Gold Spring loaded stretchable bracelet 

In original case 
London, circa 1913