About Douglas

Certified Gemologist Appraiser Graduate Gemologist Member of the National Association of Jewelry Appraisers

Author Archive | Douglas

Pink Tourmaline October’s Birthstone

Pink Tourmaline is the faceted choice for October’s birthstone. Pink Tourmaline is now available in better qualities than any time in the last century. In fact the light pinks from Brazil are scarcer that near rubellite magenta colors from Mozambique and Nigeria today. The gemstone Tourmaline is also the accepted gem for the fifth and […]

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October Birthstone: Opal

Pliny the Elder called OPAL the most precious gem because it contained all of the other gemstone colors. Australian aborigines held OPAL sacred because the Creator came to earth on a giant rainbow and where he rested was the first OPAL deposit. Queen Victoria bestowed lavish OPAL jewelry on her friends and family, including Czar […]

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Ancient Peridot

Peridot dates back about 4,000 years to the island of Zabargad, now belonging to Egypt. Originally, the crusaders called this island in the Red Sea Saint Johns. Peridot is mentioned throughout the Bible and early Christians believed the stone to be sacred. Peridot is considered a stone of Springtime and ancients believed it was a […]

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The color of Peridot – August Birthstone

Peridot is one of the few gemstones that comes in only one color – green! However, it can be found in many different shades of green. . . all lighter and darker shades of green in the olivine family. The variances in the green coloring depend on the amount of iron found in the stone. […]

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Ruby Jewelry

  Red never goes out of style and this “King of Gems” really does own the color red!  Ruby gets its name from the Latin word ruber for red. Ruby is the birthstone for those summer babies born in the month of July. it is also the recognized gem gift for the 40th wedding anniversary. […]

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Alexandrite – June’s Birthstone

Night and day, the changing hues of Alexandrite enchant the eye and fuel the imagination. The color swings from red to green depending on the light source – green for daylight and purplish red for candle light. Alexandrite is the most famous of color change gems. Due to its ability to change dramatically in shifting […]

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Red Diamonds

For the first time in the 30 year history of mining diamonds at the Argyle Diamond Mine in Australia the 2013 offering  will include 3 fancy red diamonds for sale. The largest of the 3 diamonds weighs 1.56 carats and has been named the the “Argyle Phoenix”  A total of 6 fancy red diamonds have […]

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Emeralds – May’s Birthstone

Emerald is the birthstone for the month of May because its color symbolizes the rebirth and renewal that comes with spring. Pantone named Emerald the Color of the Year for 2013 because of the “luxury and elegance it brings to the palette”. The folklore of the Emerald is that the gemstone has the powers to […]

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It takes 250 tons of earth to be sifted to find one carat of  rough diamond crystals. Only one diamond crystal in a million carats mined will be large enough to cut into a one carat diamond. Diamonds have been found in every color of the rainbow. If the color is vivid the diamond is […]

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dia studs pic

Diamond Studs 45% Off! – Really?

I recently received an advertisement from a diamond firm that specializes in diamond stud earrings. The company sells one pair of 1 CT., white diamond studs for 45% less than another pair of 1 CT., white diamond studs. Wait a minute, how can they do this? Both pair of diamonds studs weigh the same. Both […]

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