Details
AN AMERICAN TWO-DAY MARINE CHRONOMETER
T.S. & J.D. Negus, New York, No.2192, early 20th Century
the silvered dial signed and numbered T.S. & J.D. Negus, New York, No.2192, Roman hour numerals, outer minute chapter with five minute intermarkers, gold hour and minute hands, blued steel seconds and up-and-down hands, Earnshaw escapement, cut bimetallic balance, cylindrical heat compensation weights, polished white metal balance spring, spring foot detent with jewelled locking stone, numbered brass bowl, brass gimbal, in three-tier brass bound mahogany box with flush handles.
100 mm. dial diam., 190 mm. sq. box.
T.S. & J.D. Negus, New York, No.2192, early 20th Century
the silvered dial signed and numbered T.S. & J.D. Negus, New York, No.2192, Roman hour numerals, outer minute chapter with five minute intermarkers, gold hour and minute hands, blued steel seconds and up-and-down hands, Earnshaw escapement, cut bimetallic balance, cylindrical heat compensation weights, polished white metal balance spring, spring foot detent with jewelled locking stone, numbered brass bowl, brass gimbal, in three-tier brass bound mahogany box with flush handles.
100 mm. dial diam., 190 mm. sq. box.