Bichrono SII, Case No.53748 072/500, Recent
Dual 33-jewel automatic movements, black dial with dual faces, white minute numerals on left face with inner orange tachymeter scale and red chronograph hand, white split exploded hour numerals of right face with orange tachymeter intersecting and green chronograph hand, white metal facetted baton hands, three mother of pearl effect luminous subsidiary dials on each face for running seconds, 30 minute and 12 hour recording, date aperture at 4 on right face, brushed wide tonneau case with case back held by 8 screws, two crowns at 3 and 9 both flanked by twin chronograph pushers, fitted DeLaCour black leather strap with white stitching and stainless steel buckle, together with spare DeLaCour black leather strap, swing tag and fitted box, case, dial and movement signed
55mm.