When it was introduced in 2000, the Chanel J12 (affectionately pronounced J Douze in French) instantly became a symbol of contemporary watchmaking, thanks to its landmark use of a ceramic case and bracelet. But until now, the resulting line’s many references were available in only white or black. “It was evident from the start that we could make other colors,” says Frédéric Grangié, president of Chanel Watches and Fine Jewelry. “And we are. But the one [we] bring to the market had to remain. It has to stay. So, J12 started black. Three years later, white. For its 25-year anniversary, it’s blue.” Though it might be a timeless shade, this is no ordinary blue. As with the best innovations in watchmaking, the deep, rich hue required time—five years of research and development—to complete. That’s because coloring ceramic is a labor-intensive process, especially if you want to create a consistent level of durability and luminous depth across..