Diamond Buyer Marietta

Are you looking to get a quote on your diamonds? The Oberth family has been trading in fine goods and rarities since 1853. Robert Oberth started the Gold & Coin Exchange in 2006 to offer the people of Atlanta metro an alternative to pawn shops and jewelry stores. At the Gold and Coin Exchange, we […]

Sell Gold in Marietta

You have taken the first and most important step in selling your gold in the Atlanta area. Research is the most important because you do not want to end up selling to the guy in the chicken suit on the side of the road. We have an A rating with the BBB, have been featured […]

Sell Diamonds Marietta

buy and sell diamonds

Are you looking to sell diamonds in Marietta? The Gold and Coin Exchange is conveniently located just north of Atlanta in Marietta, Georgia. We have been Atlanta’s largest volume Diamond buyer for 8 years in a row! We have an A rating with BBB and have been featured by Clark Howard and 11 ALIVE news […]

We buy diamonds Buckhead Ga


The Gold & Coin Exchange is Atlanta leading diamond buyer. Our affiliations in New York, Dubai, and Hong Kong allow us to offer the best up to date prices on large stones and small stones. We will used our state of the art equipment to determine the color, clarity and cut and make an offer […]

Welcome to our updated website

We Buy Scrap Gold and Platinum

Welcome to our updated website. Please call us at 770.419.0292 for information on buying or selling your jewelry, rare coins, silver flatware or bullion to us. Or come by our shop today!