Smyth Jewelers, Baltimore, opened its newest location on Nov. 1, 2004, at 2020 York Road in Timonium, Md. According to the company, the new 50,000-square-foot property is the largest single jewelry store in the nation. The opening coincided with Smyth's 90th anniversary. In addition to new and expanded collections of fine jewels, gifts, and collectibles, the store will feature on-site machine- and hand-engraving. Smyth also has added a larger staff.