1. Travel to Ape Atoll, Using the Guthix Portal (Green Portal) In Lumbridge
2. Take the Red portal
3.
BEWARE THE MONKEY GUARDS! do this naked!
4. Picklock the door and go east, to the crafting store.
5. With any money you have buy a chisel and a full inventory of Sapphires
6. You will get an amulet in return when you put your chisel and gem together
7. When you have a full inventory, or a lot of bank notes, tele to varrock
and sell for more than you bought the gem!8. Rinse and Repeat, and you'll have 99 crafting and lots of money to spare
Rinse and repeat