The Art of American Horology Part ll,...
Roosevelt Hotel, Madison Avenue @ 45th Street, Dec 04, 2002
LOT 715
21-jewel Hamilton Brotherhood BallThe Ball Watch Co. Cleveland., Official Brotherhood of Loco-motive Firemen and Enginemen Standard", No. 644252 by Hamilton, model 999, circa 1936.Very fine, keyless, Railroad Brotherhood watch.
USD 4,000 - 5,000
C. Three-piece, "demi-bassine", polished. D. White enamel, bold Arabic numerals, outer open line minute ring, sunk sub-seconds. Blued steel "Double Swell Spade" hands. M. 18 size, nickel, full plate with patented break-wheel damascening design, 21 jewels in flush gold settings, adjusted to 5 positions, straight line lever escapement with sapphire pallets, cut bimetallic compensation balance with gold screws, blued steel Breguet balance spring, Ball's patented micrometric regulator (No. 565955),safety pinion, lever set.Signed on dial and movement, dial also signed "Trademark B of LF & E Standard", movement engraved "B of LF & E" Trademark Patented June 30'96", "Pat. Aug.18'96",Diam. 52 mm.
| Grading System | |
|---|---|
Grade: AA |
Very good |
Case: 3 |
Good |
Movement: 3* |
Good Overhaul recommended, at buyer's expense |
Dial: 2 - 01 |