If you’re checking what your Rolex might be worth, don’t polish it or replace...

https://wakelet.com/wake/EpZ8O2VQKdH0t_J_zLTXB

If you’re checking what your Rolex might be worth, don’t polish it or replace parts before getting an opinion. On many models, the reference number is engraved between the lugs at 12 o’clock, under the bracelet