Noticeable throughout the caseback, the oscillating mass on the movement is delicately engraved. It can be constructed from 18-karat gold and decorated by hand using a barley grain pattern, accomplished by guilloche Hailing from Redondo Beach, California, Sean’s enthusiasm for design and all points mechanical commenced at birth. Having grown https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/