Noticeable throughout the caseback, the oscillating mass with the movement is delicately engraved. It truly is produced from eighteen-karat gold and decorated by hand with a barley grain sample, carried out by guilloche Fast Just take: This really is Piaget at its finest. As I wrote within our GPHG preview, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/