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International Gem & Jewelry Show — Dulles / Chantilly area
August 21, 2026 — August 23, 2026 · 12:00 PM – 6:00 PM · Hyatt Regency Dulles—InterGem Northern Virginia jewelry show, 21–23 August 2026 at Hyatt Regency Dulles, Herndon (new venue; former Chantilly/Dulles Expo listing). Fri 12:00–18:00, Sat 10:00–18:00, Sun 11:00–17:00.