18ct White Gold Diamond Solitaire Necklace from Beaverbrooks comes with box &  certificate 
Chain length : 18" long 
Pendant 8mm drop
Diamond : 0.20ct. I clarity. Colour G-H white   
Pre owned : As new !!
This item was purchased this year & is still on Beaverbrooks website For £995.
 
 
Product Number: 8479P