"Catherine" chunky statement 9ct gold ring with 3mm round-profile band and a single stunning 8mm faceted gemstone,  set in cup setting.  The setting sits on top of the ring band so you can stack them or wear them with another plain ring band.    
Available in London Blue Topaz - Size L
or Green Fluorite - Size M
 
Hallmarked.
 
Please contact me if you require a different ring size or colourway.