German important silver open faced chronometer Circa 1820

Silver pocket chronometer
–
A very important, early German silver open faced pocket chronometer made by Friedrich Gutkaes in Dresden, circa 1820. The glazed 2/3 plate movement with a spring detent escapement, chain and fusee, a three arm bimetallic chronometer balance with three weights and six screws, and a helical balance spring. The case with an engine turned back featuring a vacant cartouche in the lower part, a reeded band, and plain stepped bezels, pendant and bow. White enamel regulator dial with eccentric hours at 12 o’clock, subsidiary seconds at 6, and outer minute divisions and Arabic five minute numerals. Dial signed, movement signed and numbered.
–
Diameter: 58 mm
–
Weight: 157 g
–
Signed: Fr. Gutkaes Dresden