Extr.rare 15th century leonardo da vinci style gravity/weights mural model clock

Extremely rare wall clock with weights, 1920-1950s 19th century ANTIQUE ,HIGHLY COLLECTABLE NOW ONLY €599.90 **Description** Wooden wall clock. Wooden dial. Fully workinf order Faithful reproduction of a 15th century clock made in 19th century. Clock of excellent quality made following models of the first mechanical clocks of the 15th century. The functioning is identical to the Gothic clocks. They are made by expert watchmakers. These clocks have the same mechanical systems, and are made with the same materials and using the same techniques that were used at the time. Wedges or keys have been used to fix the frame, and there are no screws. Their appearance has been achieved by a complex process of ageing the pieces, both in the iron and wooden models. *how it works* The design, made between the years 1487 and 1505, represents a study by Leonardo for the construction of a clock. Leonardo Da Vinci imagined a rotating device at the end of which a chain was attached with a weight. The chain and the weight, rotating, wrapped around and unfolded around two metal pins giving the clock a cadence