NATURAL ZIRCON
Natural zircon occurs in a rainbow of hues, but heat treated vivid blue remains the most popular colour.
The gemstone's strong brilliance and intense fire are renowned. Its wide and varied palette of colours makes it a favorite among connoisseurs and professional jewelry designers.
Zircons of choice quality over 20 carats are highly rare and command significant price levels.
The only source for exquisite blue Zircon is Cambodia, natural (unheated) colours come from Tanzania, Madagascar and Sri Lanka.
Zircon is a zodiac and birthstone for the month of December, along with turquoise and tanzanite.