Calcédoine (bleue), quartz - Paire Saphir Bridges in 1967 and referenced

Bridges in 1967 and referenced by Harry Platt of Tiffany & Company (New York) who immediately recognized its potential due to its gemological pedigree

Zircon is a natural fine stone with a high dispersion as well as a sub-adamantine luster

Dimensions: 17

Weight: 64

Calcédoine (bleue), quartz - Paire Saphir Bridges in 1967 and referencedChalcedony is the most important variety of polycrystalline quartz. Its grains are very fine and it can be semi transparent to translucent; it comes in a multitude of colors. The term chalcedony alone, without any other qualifier, is reserved for a white to bluish variety. Variety: Quartz Color: pale blue Dimensions: 16. 00 x 12. 00 mm Shape: Pierced Eggs Hardness: 7. 5 Actual product colors may vary from colors shown on your monitor.