crownsThe world of crowns: here you will find all manner of different types of crown such as not water-resistant, dust-protected, water-resistant, threaded, jewelled and many more. Subgroups not waterproof waterproof diving watch screw on crowns pocket-watch crowns Citizen Seiko CT (Generic) Breit (Generic) B&M (Generic) Omega Maurice Lacroix RX (Generic)