Helpful Diamond Information

At Mangan Jewelers, you'll find a full-service diamond retailer. We buy, sell, and trade diamonds. To learn more about our services, please call or visit our shop today.

Positive Local Press for Mangan Jewelers

We're proud to have received positive press in some of the local publications that review the area jewelers and diamond brokers.
  • Washingtonian Magazine — "Mangan carries a bit of everything, from children's jewelry to colored gemstones. 'You talk about finely cut diamonds,' says one local expert, 'Mangan probably carries the finest-cut diamonds in the area. It's on a par with Tiffany, maybe better.'"
  • Washington Consumer Checkbook — Rated Mangan Jewelers in the top ten for best prices on GIA certified diamonds in the Washington DC area.

We Specialize in the Finest Certified Ideal Cut Diamonds

Diamonds used on wedding rings
1. 564-10211 Princess Cut 2. 608-10049 Plat 6mm Band 3. 552-10482 Plat 1.25ct T.W. band

Free Diamond Education

  • Offering ideal cut diamonds, GIA or AGS certified
  • We are an American Gem Society certified diamond and gem lab, with master grading diamonds, daylight corrected lighting, and a binocular microscope
  • We are also members of an extensive diamond trading network, through which we can access dealers inventories worldwide
  • As members of the American Gem Society, we are held to the highest standards of ethics and honesty
  • Please call to set an appointment for a free diamond education. In just thirty minutes, we can make you a diamond expert, armed with the knowledge to evaluate cut, color, clarity, and carat weight (the four Cs of the diamond world)
Diamonds used on ring
556-10220 Double Halo with 1.54ct Center (Estate)

Affordable Estate Diamonds and Jewelry

Our store carries a large selection of antique and estate jewelry, and we receive new items on a regular basis. We buy gold, diamonds, and fine jewelry in order to provide you with a varied selection of jewelry from around the world, with most at costs well below the average retail prices.
Diamonds used on wedding ring
556-10252 Double Halo Ring with 1.29ct T.W.

Diamond Buyers and Brokers

Looking to sell, or trade in your diamond? We can help. We will take your diamond as a trade-in or buy it for cash. We also offer a brokering service in which we take your diamond on consignment, find a buyer, and pay you much more than you could get on your own. Feel free to contact us for the details.
Visit Us Today
for All Your Diamond Needs
Mangan Jewelers

6801 Whittier Avenue
Suite 101
McLean, VA 22101

FREE estimates are available.
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