Posts Tagged ‘Sapphire’
Wednesday, October 24th, 2018
National Jeweler, a weekly trade publication, posted an article August 29 about “Gem Legacy”, a nonprofit trust set up by jewelry professionals to support education and vocational training in the local economies of East Africa. The countries of this region are major sources of colored gemstones and diamonds, yet many of those persons who mine these […]
Tags: America Gem Trade Association, American Gem Society, Gem Legacy, Kenya, Mozambique, Sapphire, Tanzania, Tanzanite, tsavorite
Posted in Gem Industry News, Gemstones, Jewelry Facts | Comments Off on Gemstone Supply Chain
Saturday, February 18th, 2017
A wonderful ring from the Belle Epoque with a 3.08 ct Fancy Yellow Diamond.
Tags: Art Deco, Belle Epoque, Edwardian, Fancy Yellow, Mardon, Sapphire, T.B. Starr
Posted in Estate Jewelry, Jewelry Services, Mardon Happenings | Comments Off on Magnificent Fancy Yellow Diamond Ring
Saturday, June 6th, 2015
Alexandrite is a very rare and valuable natural gemstone, famous because its color changes almost magically, from red to green. Alexandrite is a variety of Chrysoberyl, a mineral found in nature. Chrysoberyl is well suited for jewelry because it is very hard and durable, and because it’s rare, beautiful and unusual. The colors we see in […]
Tags: Alexandrite, Certified Gemologist Appraiser, color change synthetic sapphire, Estate Jewelry, gemologists, Padparadscha, Ruby, Sapphire, synthetic corundum, Verneuil, Verneuil process
Posted in Featured Post, Gemstone of the Month, Gemstones, Jewelry Facts | Comments Off on Alexandrite Impersonator
Saturday, September 3rd, 2011
Our client sadly thought this family heirloom .96 ct. Old European cut diamond had little or no value– after years of wear, it had been cherished almost to death and looked like it had been through the garbage disposal. Mardon to the rescue! A close inspection in our gemological microscope revealed that while the […]
Tags: Antique Cushion, Diamond Grading, GIA, Old European Cut, recutting diamond, recutting emeralds, Ruby, Sapphire
Posted in Estate Jewelry, Featured Post, Gemstones, Jewelry Facts, Jewelry Services | Comments Off on Repairing Broken Hearts and Broken Diamonds
Saturday, August 13th, 2011
Celebrity brides are becoming known by their engagement ring choices, and the colored gemstone ring is very much in the limelight. Princess Kate, in the wedding of the decade, wore “The Ring“, her famous heirloom sapphire and diamond ring, Penelope Cruz is setting style with her sapphire and diamond ring, and Jessica Simpson is stunning […]
Tags: emerald, natural alexandrite, Padparadscha, pink sapphire, Ruby, Sapphire, spessartite garnet, spinel, Sri Lanka, Tanzania, unheated ruby
Posted in Custom Jewelry, Featured Post, Gemstone of the Month, Gemstones, Mardon Exclusive Jewelry | Comments Off on Colorful Engagement Rings are Center Stage
Friday, April 17th, 2009
from Pantone The annual Pantone color palette for fall 2009 can be downloaded at this link http://www.pantone.com/downloads/articles/pdfs/PANTONE_FCR_FALL09.pdf The colors are muted and sophisticated with subtle contrasts. Time to think about your wardrobe and pick out that special colored gemstone to accent and sparkle things up! Orange sunstones and Spessartine garnets, purple-red Rhodolite garnets, padparadscha sapphires […]
Tags: Add new tag, azurite, fall colors, garnet, iolite, lapis, opal, Padparadscha, Pantone, peridot, Sapphire, spinel, sunstone, tourmaline
Posted in Custom Jewelry, Gem Industry News, Gemstones | 1 Comment »
Wednesday, February 18th, 2009
Early in my career as a gemologist, while working the gem identification counter at the GIA Gem Trade Laboratory in Santa Monica, I fell in love with Padparadscha—a gemstone, not a girl. The privilege of seeing and handling a few magnificent specimens of this magical sapphire with the glorious sunset orange and pink color was […]
Tags: Gemstone Grading, Padparadscha, Sapphire
Posted in Gemstones | 3 Comments »