Gold Repeating Split second Watch no. 5664

Case: Gold with applied gold "HHB" monogram. Dial: White enamel, Breguet numerals, blued steel hands, subsidiary seconds and 30 minute register, signed "CH Meylan, Brassus". Movement: Nickel, bi-metallic balance with blued steel balance spring with Breguet overcoil with polished steel kidney piece, micrometer regulator, lever with counterpoise, capped pallet pivots, minute repeater, split seconds mechanism, signed "CH Meylan, Brassus, Pat 5664, Superior Adjustment, Swiss" Provenance: 19?? - CH Meylan, Brassus 2012 - Antiquorum, 26 Feb 2012, est HKD120-150,000, sold HKD150,000, "C. H. MEYLAN MINUTE-REPEATING SPLIT-SECONDS CHRONOGRAPH C. H. Meylan, Brassus, Swiss, No. 5664. Made circa 1890. Very fine and rare, keyless, 18K yellow gold minute-repeating pocket watch with split-seconds chronograph. C. Four-body, bassine et fi lets, solid, polished, hinged gold cuvette, the case back with applied yellow gold ?HHB.? D. White enamel with printed Breguet numerals, outer minute and chronograph divisions with 5-minute red Arabic markers, sunk subsidiary seconds dial and 30-minute register. Blued steel spade hands. M. 39 mm, fausses cotes decoration, 26 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, repeating on gongs with hammers. Dial and movement signed, case numbered. Diam. 50 mm. Thickness 14 mm."