International Gem, Mineral & Jewelry Show
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This is the location of the International Gem, Mineral & Jewelry Show. It is a weekly exhibition where merchants from all over the world come to display and sell a wide variety of jewelery and precious gems. To find out more about attending the show or becoming an exhibitor, call or visit the website.
120 Derwood Cir, Rockville, MD 20850
- Hours: Office: Mon - Fri, 9am - 5pm; Sat, Sun, closed; show hours: Fri, noon - 6pm; Sat, 10am - 6pm; Sun, 11am - 5pm; Mon - Thu, closed