Pre-Auction Analysis: October 6th, 2023, Sotheby’s Hong Kong, Magnificent Jewels I
Our Sotheby’s Magnificent Jewels I Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. The acronym we use makes these elements easier to remember. […]