Franck Muller, 18ct white gold master Banker wristwatch. 18ct white gold case measuring 36 mm x 50 mm with silver opaline guilloche dial, blue hands and sub dials at 3 o'clock 6 o'clock and 9 o'clock on a crocodile strap with 18ct white gold pin buckle. Model # 7880 MB L Dt Og (no 63 stamped on case back). Comes with box and paperwork, dated 2013 and instruction for use. .