How much is a base metal bezel 2018 fmdxge012if184 worth

It's difficult to give an accurate estimate of the value of a specific item without more information and context, such as the condition of the item and any additional features it may have. However, in general, a base metal bezel for a 2018 FMDXGE012IF184 watch is likely to be worth less than one made of precious metal like gold or platinum.
The value of a base metal bezel watch can vary greatly depending on the brand, model, and condition. It could be worth anywhere from a few dollars to a few hundred dollars. It's best to consult with a jeweler or a watch expert to get a more accurate estimate of the value of your specific watch.
Additionally, you can also check on online marketplaces such as eBay or Amazon to get a sense of the price range of similar watches that are being sold.