Gold Crafters Exchange and Joden Jewelry are two retailers who buy used gemstones. Their gem-buying websites are GoldCraftersExchange.com and SellMyDiamonds.com, respectively. TiffanyBuyer.com is an online buyer of used ... More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

Good ideas for selling gemstones include taking a gemology course online or on a campus, creating a business plan that covers selling methods, and contacting a dealer who supplies gemstones. Some sellers transact online ... More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

You can buy cubic zirconia rings in any major department store, including Macy's and Kohl's, or through reliable online retailers. Cubic zirconia, a laboratory-created gemstone, first debuted in the late 70s and is still... More »

www.reference.com Beauty & Fashion Jewelry & Watches Rings

Jade gemstones originate from Myanmar, Canada, China, Russia and New Zealand. Jade is a term that refers to two different gemstones: nephrite and jadeite, which is rare and more precious. Jadeite, also known as imperial ... More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

To find the value of gemstones, first use an electronic microbalance scale to weigh the gem and determine the carat. Next, use an optical measuring device to measure proportions, facet angles, the cut of the stone, and h... More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

Some of the gemstones traditionally associated with good luck include agate, jasper and tiger eye, according to Gemstone Meanings. Other stones that are said to bring good luck are malachite and beryl. More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

The abbreviation CTTW refers to the total carat weight of gemstones in a piece of jewelry. Some pieces of jewelry have different gem pieces, such as a center stone surrounded by smaller, accent stones, including baguette... More »