Oscar Frésard. A decorative 18K gold, pearl and diamond-set openface keyless lever pendant watch

Oscar Frésard. A decorative 18K gold, pearl and diamond-set openface keyless lever pendant watch
Signed Oscar Frésard, Lucerne, case stamped with casemaker's mark AM and numbered 117'553, cuvette signed, circa 1910
Gilt-finished lever movement, 15 jewels, bimetallic compensation balance, gold cuvette, white enamel dial, Breguet numerals, subsidiary seconds, circular case, pearl-set bezel and sides, hinged pearl and rose-cut diamond-set back, three-leaf shamrock-shape bow, case numbered and stamped with casemaker's mark AM, cuvette signed and numbered
25.5 mm. diam.