Pocket watch: very rare Illinois railway watch, top model 'Bunn Special Multicolour' with 24 jewels, ca. 1900: Ca. Ø54mm, ca. 117g, screwed goldfilled case, worked in 3 gold colours, American top quality precision lever movement, 24 jewels, fine adjusting device, screwed gold chatons, movement number 1606429, signed enamel dial, blued steel hands, very rare American collector's watch, in working order, in good condition.