Approx. Ø45mm, case made of Onyx, platinum and 18K gold, with enamelled bezel, edge and handle are set with diamonds, typical Cartier crown with stone trim, first class anchor movement, comparable to finest Geneva works, under the dial 2 numbers, one of them probably the reference to Cartier, 55441 and 017717, dial with seller signature Rozanés, Breguet steel hand, functional, well preserved very rarely. Rozanés was a historic jewellery and retail company of the early 20th century. In the 19th century, the company sold high-quality watches, jewels and art objects (often in Art Deco style), which were sometimes also signed by leading master houses such as Cartier or manufactured for the local market. The house acted as an upscale retailer (retailer) and signed dials or jewels with "Rozanès, Paris-Madrid". Comparable Cartier watch:1. (https://www.cortrie.de/go/1Zm)