Ritchie Voyager Compass - Surface Mount - Black. The Ritchie S-87 Compass is made with a 3" CombiDamp dial a compact low-profile design and has built-in green night illumination allowing you to quickly find your way at night or in dimly lit areas. Scientifically matched sapphire jewel and hardened steel pivot dial movement on the Ritchie S-87 Voyager Navigator Compass are guaranteed to be incredibly accurate and durable for years of use. For a great way to be sure you are working with one of the best compasses the maritime industry has to offer choose the Ritchie S87 Voyager Compass. Specifications for Ritchie S-87 Voyager Compass: Manufacturer: Ritchie Color: Black Features of Ritchie S-87 Voyager Compass 3" CombiDamp Dial Compact low-profile design Built-in green night illumination Built-in compensators to easily adjust for deviation Scientifically matched sapphire jewel and hardened steel pivot dial movement Powerful DirectiveForce magnets for fast heading lock-on Movable sun shield High temperature composite construction for extended operating range Custom fitted protective covers available 100percent repairable Exclusive 5-year Ritchie warranty Package Contents: Ritchie S-87 Voyager Compass Ritchie S-87: S-87 Voyager Compass - Surface Mount - Black