Richard Mille RM 56 Felipe Massa Sapphire. $1.7 Million

Richard Mille RM 56 Felipe Massa Sapphire. $1.7 Million
  Price: $1.7 Million The┬áRichard Mille RM 56 Felipe Massa Sapphire has a tour-billion movement completely covered in sapphire crystal, taking 1,000 hours to machine the case, 430 hours to grind, and 350 to finish.