This Franck Muller Master Calender Casablanca model 5850 MCL is a self-winding automatic in a 45 X 32 mm (including lugs). Tonneau shaped solid 18 Kt. yellow gold case with Automatic winding, 2800 caliber, platinum rotor, 21 Ruby, shockproof, spring balanced, movement with autonomy of 47 hours. It has a Curved silvered Soleil sunburst motif dial with oversized black Arabic numbers and blue steel sword hands and minute sweep. 60-second red and black track-for-minutes with small black Arabic number 31-day calendar, Moon phase at 6 o’clock center, and day and date at 12 o’clock center with original 18 kt. yellow gold crown. Back case is brushed solid 18k yellow gold with four screws, curved glare-proof sapphire crystal on case, and water-resistant to 3.0 atmospheres. This watch comes with 8 inch brown genuine leather crocodile style band with 18 kt. gold tang buckle.
Case measures 32 X 45 mm With Thickness 12 mm.
This watch comes with original outer, inner box and contract paper .
This watch in mint condition..
This Collectable watch sells close to $20,000.