Even with the prevalence of gem treatments, there remains a wide selection for buyers seeking untreated gems. While rare untreated sapphires or rubies may come at a high price, there are other gemstone varieties that possess excellent characteristics like hardness, durability, brilliance, and clarity, all while boasting outstanding natural color.

2019年5月24日 · Treated gemstones are more available than natural gemstones. Untreated gemstones, especially of a larger size, are a very rare find. For example, an untreated diamond that is above 5 carats would cost millions of dollars and extremely hard to find as no one would be willing to sell that on the open market.

Curated collection of jewelry designed by our GIA gemologists and jewelry designers. Made in USA! From loose rare gemstones to finely crafted jewelry, pick your fascination. by selecting the gemstone, setting and metal. Be inspired from our best-selling rings, earrings, pendants, wedding-rings and bracelets.

All types of gemstones are available completely 'untreated' including premier stones such as sapphire, ruby and emerald - indeed we have some beautiful examples on sale ourselves - but they are very rare and much more expensive than their treated counterparts.

Find unheated sapphires, untreated rubies, and virgin untreated stones, our collection highlights the beauty of nature’s finest treasures. Perfect for engagement rings, heirloom pieces, or collectors, our certified untreated gems and GIA-certified natural gems ensure authenticity and …

The Natural Gem is your partner for investments in gemstones. 30 years of experience in the international gemstone trade and market leader of naturally colored, untreated gemstones. Let our experts advise you or buy gemstones directly online in our webshop. Of course all our products come with internationally recognized certificate.

Untreated gemstones are natural gemstones that are not altered or enhanced in any way. Nafco Gems takes enhancement disclosure seriously and guarantees that our untreated gemstones in this section have had no enhancements. These natural untreated gems remain in the same form as when they came from the earth other than cutting and polishing.

Buy untreated, natural colored, investment-grade gemstones in our online store. All our gemstones available for purchase are accompanied by certificates from internationally recognized gemological institutes. You can easily buy our gems directly …

2021年8月28日 · Remarkable natural treated gemstones will not cost you as high as their untreated counterparts. Also, smaller natural untreated gemstones often fall within your budgets. You can make your choice depending on the available options.

2022年1月28日 · Untreated, natural-colored gemstones are a good addition to an investment portfolio. Raw, uncut gemstones, on the other hand, are not suitable as an investment. Rough gemstones offered in retail stores for end users are of low …