July 26, 2026 What is the value of coral? A jewelry specialist explains the differences between types, assessment standards, and why blood red coral is expensive. Read now
July 26, 2026 What is the value of black opal? A professional who appraises approximately 10,000 items per year explains the difference between Fire Opal and White Opal. Read now
July 26, 2026 What is tanzanite? A jewelry buyer explains the meaning, value, market price, and how to distinguish between fakes Read now
July 24, 2026 What is the value of ruby? Explaining the differences in color and quality and the price of 1 carat Read now
July 24, 2026 What is the difference between Kashmir sapphire and Azad Kashmir? A specialty store explains the “Kashmir” production area in the identification book Read now
July 24, 2026 What is the color rank of jade? A list of colors with high value and an easy-to-understand explanation of the differences between A, B, and C coins Read now
July 24, 2026 List of blue gemstones | Easy-to-understand explanation of names, Japanese names, stone words, and characteristics Read now
July 20, 2026 What is oil-free emerald? Thorough explanation of the difference between "None" and "No Indications of Clarity Enhancement" in the GIA identification book Read now
