Piaget Altiplano 900P
© Piaget
The Piaget Altiplano 38mm 900P was the world’s thinnest mechanical watch when it was introduced.
Measuring just 3.65 mm thick, the 900P took the record for the thinnest watch in 2013. The movement is just 2.0 mm thick and it integrates the case back and main plate into a single piece.
