The World Jewelry Center’s (WJC) proposed 50-plus story tower headquarter in Los Angeles is said to contain more than 700,000 sq. ft. of office condominiums and house hundreds of companies across the world. $$The WJC has published a new rendering of this tower, and according to it, grading labs, an educational center, meeting facilities, an exhibition space, banking facilities, an advanced security system, restaurants, an exclusive private club and fitness facilities are to be included within the premises. %%About 90 ultra-luxury residential condominiums will be reserved on the top floors and condominium owners will have a complete array of services available to them in a high-security living-working environment. More than 100 companies have already reserved their offices in the tower.