Mario Bellini, Italian Mid-Century Modern, Light Green Leather, Four "Model 684" Armchairs, Italy, 1980s Set of four pistachio color leather "Model 684" arm or easy chairs designed by Mario Bellini for Cassina. Each example is very comfortable, featuring a supple leather upper on four casters, making the chairs roll smoothly across the floor. Each example maintains it's original Cassina manufacturer label. Leather, Metal; Italy c. 1980s Height: 33.5 inches, Width: 30.25 inches, Depth: 25.5 inches, Seat Height: 21 inches zxax