Aste Digitali Verso i Nuovi Collezionisti Friday, 29 May 2020, by Federica Frosini REFRESH:RELOAD is Phillips Hong Kong's first cross-category online auction Graff. A Pair of Sapphire And Diamond “Carissa” Ear Pendants. Margherita Burgener. An Amethyst, Diamond and Titanium 'Flower' Cuff Bangle Share this article: Graff jewelry luxury Margherita Burgener Phillips VO+