Are you 100% sure that's dent came from you dropping the watch? The reason I ask is because upon receiving my watch from apple I clearly had that same exact dent in the same spot as yours and haven't dropped mine. 
That odds that the dent/blemish are in the exact same spots seems strange to me.
	
		
			
		
		
	
				
			That odds that the dent/blemish are in the exact same spots seems strange to me.
 
 
		 
 
		 
 
		 
			 
 
		 
 
		 
 
		 
 
		 
 
		 
	 
	