Champagne, Red and Cognac Zircon Pear Briolettes measure approximately 6x4mm up to 7x5mm, have a sub-adamantine luster which is just under Diamond for scintillation showing a superior brilliance, an excellent cut, a well matched strand of champagne, red, and cognac hues ranging from light to dark in tone, and they are a world class example of the best Zircon colors.