Elan Diamond Importers has been offering loose diamonds and diamond jewelry for more than six generations. This is in keeping with the defination ofélan - enthusiastic vigor and liveliness and distinctive style or flair, pronouced a-län. Elan is on Hungerford Drive, just north of the Rockville Metro Station. It's across from Rockville Town Square. The diamonds are prepared by the finest cutters and inspected by certified staff.All the jewelry is designed, re-designed or repaired in-house to meet the tastes and budgets of the customer.