Box and papers can strengthen presentation, but Rolex watches without a complete set still trade when authenticity is verified, serial and reference details are clear, and the condition is appropriate for the model and era.
The best place to sell a Rolex is one that understands the specific reference and explains how the market supports the offer. If our buy desk is not the strongest market for an uncommon or especially collectible reference, we say so rather than anchoring the watch below what we believe the market supports.