Pre-Auction Analysis: December 10th 2019, Sotheby’s New-York, Magnificent Jewels
Our Sotheby’s, New-York Pre-Auction Analysis focuses on elements that are hidden from the unprofessional eye. We will describe the important visual elements for those who cannot attend the preview and discuss characteristics such as: Undertone, Color Dispersion, and Inner-Grade (UDI; a detailed explanation appears at the bottom of this article). When we analyze and grade […]