392 ct Blue Belle Sapphire could Fetch $12m
The Blue Belle sapphire and diamond necklace is to lead a Christie’s New York sale next month with an estimate of $8m to $12m.
Sapphire Necklace
Necklace with 118ct. Sapphire Could Fetch $4.5M
A diamond necklace by Bulgari featuring a cushion-shaped, 118.35-carat, royal-blue sapphire from Sri Lanka is set to realize up to $4.5 million at an upcoming Phillips sale in Hong Kong.
