It can be marked Admiralty over the ratchet wheel, the dial aspect only provides a serial amount. Mikrolisk has Admiralty as being a trademark of W&D. Taking into consideration my supply for this watch I question this watch has had any modification. Note that the original case can be marked https://zionpwpul.luwebs.com/37929179/helping-the-others-realize-the-advantages-of-wishdoit-watch-original-price