The Rolex Rival crossword solutions are Seiko, OMEGA, and Elgin. Seiko is a Japanese watchmaker founded in 1881 that produces watches for all price ranges. OMEGA is a Swiss luxury watchmaker founded in 1848 that is known for its precision and innovation. Elgin is an American watchmaker founded in 1864 that produces watches of all styles and prices. All three companies are considered to be Rolex rivals in the watchmaking industry.