House of Watches on Twitter: "The unique patina of the @Bremont Argonaut Bronze 🌊 The case is made of CuSn8 bronze, a solid solution strengthened copper alloy with 8% tin. Its bronze
Black Argonaut Automatic 42mm CuSn8 Bronze and Sailcloth Watch, Ref. ARGONAUT-BZ-BLK-R-S | BREMONT | MR PORTER