Dionis - Chronographe SUISSE - 50’s Chronograph Antimagnetic 17 jewels - 18 K plain pink gold 17 jewels Mechanical caliber 17 rubis LANDERON 48/Swiss - Manual winding Chronograph with big opening and double back: - a 1st one in métal (dust protection) - a second one in pink gold hallmarked. Silver dial with two counters & tachymeter scale Golden arabic numbers 18 K gold hands Seconds hand at 09:00 Chronometer (with central seconds & minutes at 03:00) Diameter: 38 mm. (40 mm. with crown) Thickness: 14 mm. New glass (plexiglas) Brown leather strap 23 cm (watch incl.) Beautiful model in good condition with light traces of wear on the case, but really not wuch considering its age. Very large for it’s time, it meets the actual standards History of maintenance is unknown, but the chronograph is in very good working order. A nice timepiece (!) It is offered with a generic box and shipped with track & trace (with insurance)