International Watch and Jewelry Guild.

With over 8,400 members from 77 countries, the International Watch & Jewelry Guild (IWJG) is the world's most active central exchange for acquiring, buying, selling and trading fine watches; vintage, collectable timepieces, estate jewelry, and important diamonds. The IWJG was founded in 1988 by Burley Bullock, creator of the most successful watch buying program in America. Trade shows today are coordinated by Olga Cortez Bullock and Christina LeDoux.