Ref: 5100J, Case No. 4091274, Movement No. 3201495, sold in 2000
29-jewel, Cal. 28-20, manual winding movement stamped with the Seal of Geneva, shock resistant suspension to free-sprung Gyromax balance adjusted to temperature, position and isochronism, rectangular matte silvered dial with applied dart and Arabic numerals, gold dauphine hands, subsidiary dial for 10 day power reserve below 12 o'clock and seconds dial above 6 o'clock, polished rectangular case with concave flared sides, glazed case back secured by four screws, protected winding crown, maker's leather strap with 18K gold buckle, accompanied by maker's fitted box, outer packaging and maker's leather wallet containing Certificate of Origin, Bulletin de Marche, Attestation, silver commemorative medal, and other literature, case, dial and movement signed. 34mm