Oris has been experimenting with bronze in its diver’s watches for years - now, for the first time, the independent Swiss watch company has given its highly competent Big Crown Pro Pilot Big Date fresh flair by casing it in bronze, too. The warm tones of the new model come from ...Oris has been experimenting with bronze in its diver’s watches for years - now, for the first time, the independent Swiss watch company has given its highly competent Big Crown Pro Pilot Big Date fresh flair by casing it in bronze, too. The warm tones of the new model come from its bronze case, fluted bezel and signature oversized crown, which are complemented by a deep black dial with printed golden indices.