BLACK OPAL AND DIAMOND CLUSTER RING
	
	
	
		
			| Estimate: | 
			
				£2,000 - £4,000
			 | 
		
		
					
	
 
	
		Bidding ended. Lot is unsold.
		
	
			
				
				
					BLACK OPAL AND DIAMOND CLUSTER RING, the oval-cut opal with green hues, collet-set, surrounded by a border of twelve brilliant-cut diamonds, totalling approximately 1.80ct, on an unmarked yellow metal shank, with shaped shoulders, ring size M