articles

Natural emeralds—renowned for their vivid green hues and rarity—rank among the most coveted gemstones in the world. There are four key factors that influence their value: color, clarity, treatment, and origin. Colombia and Zambia lead the global market in both historical prestige and current production, and prices for high-quality emeralds have risen sharply in recent […]

Natural Emeralds: Color, Origin, and the Rising Market

This paper explores the most common painting mediums used in creating artwork throughout history, Focusing on the visual and tactile aspects, it provides a quick reference guide to identifying these mediums through both observation and touch. Artists have employed a myriad of painting mediums over centuries to create their works, each possessing unique characteristics and […]

Painting Mediums Throughout History: Visual and Tactile Identification

When it comes to jewelry, certain names bring with them an understanding of luxury. Pieces made by one of these iconic brands are automatically assumed to be designed with painstaking attention to detail and the finest craftsmanship, with a storied history that garners respect and admiration, even from those who don’t know anything about jewelry. […]

History of a Few Iconic Jewelry Houses and Why They Are Considered Luxury in the Jewelry Appraisal World

Woman looking at diamond shape

Since the 14 th century, diamonds have been fashioned, set and worn in jewelry. As technology has improved over the centuries, the art of diamond cutting has grown more and more precise and sophisticated. How a diamond is cut greatly impacts its sparkle, shine, and brilliance. Master cutters are trained to cut diamond rough to […]

Diamond Cutting: History and Advancement