Vintage, sterling silver, Rolex/Dennison British officers World War I trench wristwatch case. Sterling silver 35.4 mm case by Dennison watch case Co, a very "Oyster" type profile, hallmarked Birmingham 1914. Case has a screw down case back with fluted edge. Black dial with luminous Arabic markers and sub dial at 6 o'clock. Case # 228442. Movement is by Rolex - a 15 jewel manual wind. No box or paperwork. . |All watches are sold as is. Webb's make no guarantee of the future working order of the watch or battery life, and watches May need to be serviced to improve accuracy.