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On line Gemology Course, learn how to grade and identify gemstones, diamonds and colored stones. Get hands on experience using real gems.

Breaking news, headline news, current news - NYPost.com. Your online resource for breaking and headline news, current news on U.S., international, entertainment, business, and more.

Groundbreaking developments in science, space, technology, health, and the environment

Buy and sell electronics, cars, clothing, apparel, collectibles, sporting goods, digital cameras, and everything else on eBay, the world

Here's a list of most expensive diamonds in the world. They are a symbol of richness and wealth from time to time. Some of them is not for sell and become a priceless things that can't be bought.

Leading source for news, video and opinion on politics, business, world and national news, science, travel, entertainment and more. Our local coverage includes reporting on education, crime, weather, traffic, real estate, jobs and cars for DC, Maryla...

Perfumes and colognes magazine, perfume reviews, organized by perfume designer, olfactive families with aromatics sources and perfume pyramid, user reviews, fragrance news, online club

The Gemological Institute of America, GIA, is the world

Maximum learning with minimum reading! Knowledge Nuts was founded so you can find the information you want. When you want it. Fast.

NPR delivers breaking national and world news. Also top stories from business, politics, health, science, technology, music, arts and culture. Subscribe to podcasts and RSS feeds.