The average diamond size in an engagement ring is actually much more manageable at 1 2 carats for a center stone and 1 8 carats for the whole ring according to the knot.
													
																	Average diamond size engagement ring uk. 
									
	
		
	
																	This is largely due to a growing population with higher spending power and affluence. 
																	The average engagement ring diamond size in the united states is between 0 8 and 1 2 carats. 
																	And if you start going back to review historical consumer data the average diamond size for a wedding ring has generally been on an upward trend except during. 
																	The average engagement ring in the uk costs 1 800 and the average carat 0 5ct. 
															
													
									
	
		
	
																	In london the average engagement ring costs 3 000 and the average carat is 0 7ct. 
																	Compared to 2014 the average carat size of an engagement ring in 2015 has seen a slight increase. 
																	However the average weight and value of diamonds in engagement rings varies around the world with the usa average size reported to be 0 9 carats while china s average. 
																	Round is the most popular diamond shape followed by princess and oval. 
															
													
									
	
		
	
																	The average cost of an engagement ring is 6 163. 
																	To answer this question even further creditdonkey conducted an independent survey across several major cities in the u s. 
																	The average engagement ring weight in the uk is 0 6 carats which is equivalent to a value of about 2000 depending heavily on the cut clarity and colour of the stone. 
																	Interestingly the average engagement ring budget was 5 095 in 2011 indicating that couples are usually willing to spend more on rings when the economy is stronger.