Market
| Item ▲ | Instant buy | Instant sell | Trade |
|---|---|---|---|
 Crossbow | 215 gp | 200 gp | |
 Crossbow string | 225 gp | 50 gp | |
.png "Crude chair (flatpack)") Crude chair (flatpack) | 813 gp | 801 gp | |
 Crunchy tray | 303 gp | 200 gp | |
 Crushed infernal shale | 1,189 gp | 1,189 gp | |
 Crushed nest | 3,973 gp | 3,908 gp | |
 Crushed superior dragon bones | 20,000 gp | 19,706 gp | |
 Crystal armour seed | 5,573,625 gp | 5,443,871 gp | |
 Crystal grail | 349,990 gp | 293,368 gp | |
 Crystal key | 20,000 gp | 19,854 gp | |
 Crystal tool seed | 21,499,995 gp | 20,838,316 gp | |
 Crystal weapon seed | 363,999 gp | 352,189 gp | |
 Cup of hot water | 400 gp | 391 gp | |
 Cup of tea | 80 gp | 80 gp | |
 Cup of water | 51 gp | 51 gp | |
 Cupronickel bar | 2,375 gp | 2,200 gp | |
 Cured yak-hide | 933 gp | 933 gp | |
 Curry | 450 gp | 346 gp | |
 Curry leaf | 53 gp | 48 gp | |
 Curry sapling | 298 gp | 284 gp | |
 Curry tree seed | 41 gp | 34 gp | |
 Cursed amulet of magic | 19,146 gp | 17,870 gp | |
 Cyclops head | 3,402 gp | 3,402 gp | |
 Dagannoth bones | 12,204 gp | 12,012 gp | |
 Dagannoth hide | 499 gp | 409 gp |