ベル&ロスさんのインスタグラム写真 - (ベル&ロスInstagram)「Comprising a 70-hour power reserve, the BR-X5 Black Steel runs on the Calibre BR-CAL.323 which has been developed in partnership with the esteemed mechanical manufacture Kenissi, the mechanism resulted from several years of design, development, and fine-tuning. The 28-jewel movement is incredibly precise in its timekeeping in part thanks to a variable-inertia balance wheel, with it maintaining a chronometer-grade spec via a COSC certification. The movement is also equipped with a rapid date correction device, which seamlessly allows for a quick date adjustment without any effect on running timekeeping. Discover more via the link in our bio. #bellross #timeinstruments #BRX5」7月24日 1時02分