You'll then have to tell Offulve you couldn't find the orb. You can also give one of the men the real Jadeite Orb and while giving the other a forgery of it; the most rewarding option is to give ...

All you need to do is talk to Ibrahim, select Request a Forgery option from the shop menu, and hand over the Jadeite Orb you just bought to get a fake one on top of the real one. It'll cost 2000 ...