Perhaps one of the most fascinating timepieces ever devised, the Rolling Ball Clock was patented by Sir William Congreve in 1808 (A copy of the original specification is included with each clock)...

£2026

This ingenious clock is based on original 17th century examples now held in the British Museum. They are attributed to Jacobus Mayr, of Augsburg and Jacobus Beham of Vienna...

£1026

James Ferguson was a well respected self-taught scientist, astronomer and lecturer. Born in Keith, Scotland, he moved to London in 1743 and established himself as a successful lecturer and author. He designed several astronomical clocks and orreries, mainly for use in his lectures, and published many pamphlets and books on scientific subjects...

£1573

After many shipwrecks arising from navigational errors, Parliament in 1714 passed the Longitude Act offering a reward of up to £20,000 to "...such person who shall discover the Longitude". One method was to devise a clock which could withstand the motion of a ship and still maintain high accuracy...

£2026

This clock has no mainspring, no key and no winder! It works solely on gravity with the balls slowly moving down the large 'paddlewheel' so providing the force for the clock...

£1026

Also known as the Rolling Drum clock, this clock is placed at the top of the sloping base and takes a week to travel down - its position on the slope indicating the day of the week...

£1237

This clock was named after Charles, Fourth Earl of Orrery, in 1716. It consists of 2 movements controlled by an 11 jewelled platform escapement. One movement indicates normal hours and minutes, the other powers 6 planets to rotate round the Sun...

£1300

The time and the movement of six planets - all in one timepiece. Named after Charles, Fourth Earl of Orrery in 1716, the clock has, in fact, two movements. The timepiece shows time on horizontal revolving dials and is linked to the upper Planetary train - the Orrery movement...

£1446

The unusual feature of this clock is the tapered gear controlling the output of the spring barrel to improve the timekeeping. Known as 'fusee' - a name thought to have come from the Latin 'fusata' meaning a spindle of thread...

£1026