- Building the Jeweled Triceratops Masterpiece, (ten Rough Sapphires).
- Building the Seal of the P.O.S., (five Rough Sapphires).
- Buying the Vocal 1 Loop from Sandee Starreyed, (one Rough Sapphire).
- Gems are the third most difficult Items to obtain, after Pipes and Gypsum, because a large amount of them are needed to make the Jeweled Triceratops Masterpiece.
|Items of Rank 4|
|Dino Scale | Dino Fang | Dino Horns | Rough Diamond | Rough Ruby | Rough Sapphire | Brachiosaurus | Protoceratops | Stegosaurus | Eoraptor | Velociraptor | T-Rex | Green LEGO Brick | Purple LEGO Brick|
|Rank 0 | Rank 1 | Rank 2 | Rank 3 | Rank 4 | Rank 5 | Rank 6 | Rank 7 | Rank 8 | Rank 9 | Rank 10 | Items|