A silver humpback 8-day desk clock with thermometer and original fitted case

23.5’’’ 8-day circular movement with decorative machine striped decoration, lever escapement, 15 jewels, bi-metallic compensation balance, 2 adjustments, blued steel hairspring with Breguet overcoil, backplate stamped M  

silver engine-turned dial, clou de Paris guilloché-patterned centre, grained chapter rings for hours with Roman numerals and minutes with batons, chapters with crémaillère borders, angled cartouches signed and numbered Breguet 4759, blued steel pointed baton hands,  

Silver humpback case, rounded bezel, flat glass with bevelled edge, aperture for mercury thermometer, the frame engraved for degrees Centigrade from -15 to +56, moulded pediment, hinged back cover, internal silver backplate with apertures for winding and hand-setting, shuttered winding aperture, inner cover signed and numbered Breguet 4759, French Minerva’s head in irregular octagonal cartouche, maker’s lozenge-shaped stamp M A with flower between, interior of backplate with countermark bigorne and numbered 2, underside of base with Minerva assay and MA lozenge stamp repeated

Measurements

height 120mm

base width 113.5

base depth 37.5mm

width of body 99mm

case depth including crystal 31mm

case depth excluding crystal 25mm

weight 969.3g

Accompaniments

with original brown leather covered fitted presentation case with twin doors and velvet and silk lined interior, the base with gilt impressed signature Breguet 28, Place Vendome, Paris and a Breguet 250th anniversary certificate