I have handled a whole bunch of cases like this and the answer is most likely no. Selling any kind of knock off gives rise to a whole host of claims by the holder of the brand (Rolex). Talk to a lawyer about what te watches actually are (do they have the brand name etc.)
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Even if a customer knows that he or she is buying a fake product (i.e., a "counterfeit" or "replica" product), the offer to sell the product and its purchase are still both unlawful because the brand owner is harmed when fakes of its product are circulating out in public.
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