KP BlogPersonal blogKaterina’s 2022 Highlights: My Milestone Moments of the Last 12 Monthsby Katerina Perez
Club GemstonesColoured gemsEmeralds: Simple Rules for Caring for Your Precious Stoneby Katerina Perez
GemstonesColoured gemsGeorge Smith of IEEX: Priceless Colombian Emerald Facts From an Expertby Katerina Perez
JewelleryInterviewChaoqiu He: I have been influenced by Art Deco jewellery since childhoodby Katerina Perez
JewelleryInterviewGeorge Smith of International Emerald Exchange About Investing In Emeralds: by Katerina Perez
GemstonesColoured gemsEmerald Oiling: The Refining Process and Its Impact On Pricing by Katerina Perez
