Patek Philippe Pilot’s watch was sold for $1.7 Million at a Christie's auction in Geneva. Patek Philippe archives confirm that this watch was completed in 1936, this is the only watch of its kind known to exist.

The buyer was a private Swiss museum, and they recognized the special watch for its value, especially as a unique Patek Philippe.

The 55mm timepiece features splittable center seconds and an hour angle dial. The “hour” hand rotates once in 24 hours, indicating the degrees of arc against the center circle divided into 360. The “minute” hand rotates once every 4 hours and is read against the scale of 60. The two second hands revolve every 4 minutes, showing the angular minutes.

Via: watchtime