Ticka watch camera, manufactured by Houghtons Ltd., London. Watch form camera for rollfilm in cassettes, 17.5mm wide 16 x 22mm. Fitted with a simple lens in watch winding stem with cap on chain, cylindrical shutter not self capping, single speed, time. With postcards of sample pictures filed. Overall: 24 mm x 57 mm (dia.).

A very popular metal miniature camera in the form of a pocket watch. It was designed to use roll film, 17.5mm wide, contained in a special cardboard drop-in cartridge. The lens, carried in the winding stem, had to be covered by a screw-on cap between exposures. No viewfinder was fitted but a clip-on finder was available as an optional extra.

The Ticka camera was introduced in 1905 and offered for sale until approximately 1914. The camera was a licensed copy of the Expo Watch camera, made by the Expo Camera Company in the United States and was an exact copy of the Expo