| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Name   |
Location |
Market price |
Quest | Members Only |
| O'ahu parasol token | Summer Beach Party Event, Player bought | 28.0k gp | No | No |
| Oak armchair | Player made using 3 oak planks on an Oak workbench or better. | 95 gp | No | Yes |
| Oak armour case | Player made. | 22 gp | No | Yes |
| Oak bed | Player made (See Notes Section). | 1,409 gp | No | Yes |
| Oak bench | Player made (See Notes Section). | 85 gp | No | Yes |
| Oak blackjack (d) | Ali Morrisane in Al Kharid. | 1,290 gp | No | Yes |
| Oak blackjack (o) | Ali Morrisane in Al Kharid. | 1,377 gp | No | Yes |
| Oak bookcase | Player made (See notes section). | 59 gp | No | Yes |
| Oak cape rack | Player made. | 29 gp | No | Yes |
| Oak casket | 50% chance of being found while Fishing when using a (Superior)Casket-salvaging scrimshaw. | --- | No | Yes |
| Oak chair | Player made using 2 oak planks on a Wooden workbench or better. | 31 gp | No | Yes |
| Oak clock | Player made (See Notes Section). | 248 gp | No | Yes |
| Oak dining table | Player made (See Notes Section). | 25 gp | No | Yes |
| Oak drawers | Player made (See Notes Section). | 17 gp | No | Yes |
| Oak dresser | Player made (See Notes Section). | 130 gp | No | Yes |
| Oak fancy dress box | Player made (See notes section). | 24 gp | No | Yes |
| Oak frame | Player Made (See Notes). | 49.0k gp | No | Yes |
| Oak incense sticks | Player Made (See Notes). | 1,177 gp | No | No |
| Oak kitchen table | Player made (See Notes Section). | 19 gp | No | Yes |
| Oak Leaves | Leaves are dropped by baby tanglefoots (after the Fairy Tale Part I quest) or when using any secateurs to cure a tree of disease. | 78 gp | No | Yes |
| Oak logs | Respawn locations (See Notes); Cut from an Oak tree; Created via transmutation. | 1,002 gp | No | No |
| Oak magic wardrobe | Player made. | 53 gp | No | Yes |
| Oak plank | Player Made (See Notes); Monster drop; Looted from Young and Eclectic implings; Pickpocketed from Ithell workers in Prifddinas. | 782 gp | No | Yes |
| Oak pyre logs | Player made (See Notes Section.) | 5,197 gp | No | Yes |
| Oak roots | Chop down an oak and dig up the roots with a spade on your own oak in a farming patch. | 4,475 gp | No | Yes |
| Oak sapling | Player made (See Notes Section). | --- | No | Yes |
| Oak seedling | Player made (See Notes Section); Bought from Coeden in Prifddinas. | --- | No | Yes |
| Oak seedling (w) | Player made (See Notes Section). | --- | No | Yes |
| Oak shaving stand | Player made using 1 Oak plank, 1 Molten glass on an Oak workbench or better. | 373 gp | No | Yes |
| Oak shieldbow | Player made (See Notes); Bought from Bow and Arrow salesman in the Ranging Guild, Catherby, and Varrock; Possible monster drop. | 1,637 gp | No | No |
| Oak shieldbow (u) | Player made (See Notes Section). | 168 gp | No | No |
| Oak shortbow | Player made (See Notes); Bought from Bow and Arrow salesman in the Ranging Guild and Catherby; Possible monster drop. | 2,165 gp | No | No |
| Oak shortbow (u) | Player Made. | 243 gp | No | No |
| Oak stock | Bought from Hirko in Keldagrim, Hura in the Dwarven Mines, and Holoy in the Dwarven Passage; Player made (See Notes Section). | 85 gp | No | Yes |
| Oak toy box | Player made. | 24 gp | No | Yes |
| Oak treasure chest | Player made. | 23 gp | No | Yes |
| Oak wardrobe | Player made using 3 Oak planks on an Oak workbench or better. | 19 gp | No | Yes |
| Oak wood box | Player Made (See Notes). | 2,208 gp | No | No |
| Oak wood spirit | Obtained from Bird's nest (Wood spirits). | 3,695 gp | No | No |
| Oak-blackjack | Given to you by Ali the Operator in Pollnivneach. | --- | Yes | Yes |
| Oaken sentinel boots | Treasure Hunter between March 9-13, 2017. | 0 gp | No | Yes |
| Oaken sentinel branch | Treasure Hunter between March 9-13, 2017. | 0 gp | No | Yes |
| Oaken sentinel chest | Treasure Hunter between March 9-13, 2017. | 0 gp | No | Yes |
| Oaken sentinel helm | Treasure Hunter between March 9-13, 2017. | 0 gp | No | Yes |
| Oaken sentinel trunks | Treasure Hunter between March 9-13, 2017. | 0 gp | No | Yes |
| Obliteration | By being crowned a Supreme Champion, or by killing one of the other Supreme Champions in the Crucible | --- | No | Yes |
| Obsidian amulet | By searching the northeastern bookcase, for the book "Handy Maggot Avoidance Techniques", on the second floor of Dr Fenkenstrain's Castle. | --- | Yes | Yes |
| Obsidian bar | Player Made (See Notes). | --- | No | Yes |
| Obsidian boots | Player Made (See Notes). | --- | No | Yes |
| Obsidian cape | Bought from TzHaar-Hur-Tel in the TzHaar City; Monster drop. | 261.4k gp | No | Yes |
| Obsidian charm | Monster drop. | --- | No | Yes |
| Obsidian gloves | Player Made (See Notes). | --- | No | Yes |
| Obsidian golem pouch | Player made (See Notes Section). | 3,594 gp | No | Yes |
| Obsidian Golem scroll (Volcanic Strength) | Using an obsidian golem pouch on an obelisk. | 252 gp | No | Yes |
| Obsidian idol arms | Possible Squeal of Fortune prize between the 18th of October and the 8th of November, 2013. This item is now discontinued. | 0 gp | No | No |
| Obsidian idol body | Possible Squeal of Fortune prize between the 18th of October and the 8th of November, 2013. This item is now discontinued. | 0 gp | No | No |
| Obsidian idol head | Possible Squeal of Fortune prize between the 18th of October and the 8th of November, 2013. This item is now discontinued. | 0 gp | No | Yes |
| Obsidian idol legs | Possible Squeal of Fortune prize between the 18th of October and the 8th of November, 2013. This item is now discontinued. | 0 gp | No | No |
| Obsidian kiteshield | Player Made (See Notes). | --- | No | Yes |
| Obsidian knife | Found on one of the Ancient scales. Tunnel in TzHaar City during Brink of Exintction. | --- | Yes | Yes |
| Obsidian mace | Found near the Ancient scale. Tunnel in TzHaar City during Brink of Exintction. | 0 gp | No | Yes |
| Obsidian mage helm | Player Made (See Notes). | --- | No | Yes |
| Obsidian maul | Found on the ground after you defeat the Tokzaar Champion. Fight Cauldron during The Brink of Extinction. | --- | Yes | Yes |
| Obsidian platebody | Player Made (See Notes). | --- | No | Yes |
| Obsidian platelegs | Player Made (See Notes). | --- | No | Yes |
| Obsidian plateskirt | Player Made (See Notes). | --- | No | Yes |
| Obsidian ranger helm | Player Made (See Notes). | --- | No | Yes |
| Obsidian shard | Monster Drop; TokHaar Fight Cauldron reward. | --- | No | Yes |
| Obsidian staff | Found on the ground, by the statues. Tunnel in TzHaar City during Brink of Exintction. | --- | Yes | Yes |
| Obsidian sword | Found on one of the Ancient scales. Tunnel in TzHaar City during Brink of Exintction. | --- | Yes | Yes |
| Obsidian throwing ring | Found on the ground, by the statues. Tunnel in TzHaar City during Brink of Exintction. | --- | Yes | Yes |
| Obsidian warrior helm | Player Made (See Notes). | --- | No | Yes |
| Occult gorajan trailblazer body | Possible reward from Treasure Hunter, obtainable during the promotion from 13th to 17th of October 2016. | 0 gp | No | Yes |
| Occult gorajan trailblazer feet | Possible reward from Treasure Hunter, obtainable during the promotion from 13th to 17th of October 2016. | 0 gp | No | Yes |
| Occult gorajan trailblazer hands | Possible reward from Treasure Hunter, obtainable during the promotion from 13th to 17th of October 2016. | 0 gp | No | Yes |
