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Tag Archives: GRS

Best Blue Sapphires by Country of Origin

This third part in the series explores the relationship between country of origin and the color of blue sapphires. We focus on the “classic” sources for the best blue sapphires, including Kashmir, Burma, Ceylon, and the new kid on the block, Madagascar, discussing quality of color, heat treatment, and values plus information about the geology […]

Defining Pigeon’s Blood Ruby

We sold this fine and rare 4 ct. Burma ruby, documented by the GRS lab in Switzerland as Pigeon’s Blood Red- it’s value has increased about 50% in 4 years, even in today’s turbulent economy. Great stones like this are now very difficult to find- not only are they increasingly rare in nature, but mining […]