18 size grade 337

Grade 337

Full plate; Nickel; Lever set; 17 ruby Jewels; Single sunk, glass enamel, ground edge dial; “Precision”  nut and screw patent regulator; Steel escape wheel; Double roller escapement; Bevel head screws. Tested on half time without hair spring. Handsomely damaskeened. Gilt lettering. Nickel skeleton display case. An extra charge of 40 cents net is made for fancy or double sunk dial.

Open Face. Lever set. First run – 1908, last run – 1908. Total production is unknown.