Most working in the industry are aware sapphires are routinely treated to increase their marketability. What many dealers, manufacturers, and retailers may not be aware of, however, is a relatively new treatment used to beautify unattractive sapphire: high pressure, high temperature (HPHT).
Whether you have 10 years of experience in the business, 30, or even two, at some point you have probably found yourself in front of a customer having a hard time coming up with natural options for gemstones that fit his/her budget, taste, and dreams.
When I joined a small group of gem dealers and researchers embarking on an adventure to Mandalay and the magical mining area of Mogok in Myanmar, I couldn’t help but share in the sentiments of Rudyard Kipling’s famous poem, “Mandalay.”
For most, this is the stuff of dreams. For some, it could be reality. Christie’s Magnificent Jewels auction will take place in Geneva this November.
Some of the show-stopping diamonds being auctioned include: Miroir de l’amour diamond earrings—the world’s largest pear-shaped, D-flawless diamonds with symmetrical cut (each weighing more than 50 carats); Le jardin d’Isabelle diamond necklace weighing a total of 140 carats; and an exceptionally rare, fancy vivid, pear-shaped pink diamond with no trace of … Continue reading Magnificent Jewels auction to be held in November
When we see the sparkle of a beautiful sapphire or other gemstone in a piece of jewellery, the thought of where it came from doesn’t usually enter our minds. A recent tour of gemstone mines in Sri Lanka following International Colored Gemstone Association’s (ICA’s) 2015 Congress, however, gives new meaning to what’s behind the term ‘mine to market.’