Obvious through the caseback, the oscillating mass of your movement is delicately engraved. It truly is comprised of 18-karat gold and decorated by hand using a barley grain pattern, performed by guilloche Hailing from Redondo Seaside, California, Sean’s enthusiasm for style and design and all factors mechanical commenced at beginning. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/