COL. E. LESTER JONES'S TIFFANY & CO.
SPLIT-SECOND CHRONOGRAPH MINUTE-
REPEATER YELLOW GOLD
Tiffany & Co., New York, No. 17398. Made circa
Very fine and extremely rare, large, 18K yellow
gold, keyless, minute-repeating pocket watch
with split-seconds chronograph. Accompanied
by a box and 10 pages of Col. Jones's biography.
Four-body, "bassine", polished, back monogramed
ELJ, co-axial button in the crown for
the start/stop and return- to-zero chronograph
function, curved rectangular pusher on the
band for the split-seconds function, locking bolt
at 11 o`clock. Hinged gold cuvette.
White enamel with painted radial Arabic
numerals, outer 1/5th seconds track with red
Arabic five minute/seconds markers, sunk
subsidiary seconds dial. Blued steel spade hands.
19```, three-quarter plate, nickel plated,
fausses côtes decoration, 29 jewels, straight-line
calibrated lever escapement, cut-bimetallic compensation
balance with gold adjustment screws,
blued steel Breguet balance spring, repeating on
gongs activated by a slide in the band.