Murex was the first brand to come out of the RibaWatch stable and is the embodiment of Swiss quality. Murex specialises in a wide range of fashionable quartz watches, with around 20 new models bein ... g introduced each year. Every model is engineered and assembled at the RibaWatch factory in Le Locle. In some cases, the craftsmanship and precision involved mean that production can take several months. The brand has two collections: a fashion collection and a diamond range. The watches. made of stainless steel, may feature different plating, such as rhodium, rose gold, black or white ceramic — as well as mother-of-pearl, diamonds, sapphires and other valuable gems.