A Kashmir sapphire led Wednesday’s Bonhams Hong Kong Jewels and Jadeite auction, selling for more than $400,000. The ring, featuring the unheated cushion-shaped, 6.99-carat sapphire with a [...]
A rare 5.09-carat, blue Paraiba tourmaline and diamond ring will be the star of the upcoming Hong Kong Jewels and Jadeite sale at Bonhams. The piece, which carries a high estimate of HKD 3.8 [...]
