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Name   |
Location |
Market price |
Quest | Members Only |
| Kwuarm potion (unf) | Player Made (See Notes). | 5,721 gp | No | Yes |
| Kwuarm gloves | Bought from the Fist of Guthix Rewards shop. | --- | No | Yes |
| Kurask boots | Monster drop. | 9,778 gp | No | Yes |
| Kratonium ore | Monster drop or mined from Kratonium rocks inside the dungeon. | 0 gp | No | No |
| Kratonite warhammer | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite spear | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite rapier | Player made (See Notes Section) and Monster drop. | 0 gp | No | No |
| Kratonite plateskirt | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite platelegs | Player made (See Notes Section); Monster drop. | 0 gp | No | No |
| Kratonite platebody | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite pickaxe | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite maul | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite longsword | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite knife | Player made (See Notes Section); Monster drop. | 0 gp | No | Yes |
| Kratonite kiteshield | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite hatchet | Player made (See Notes Section); Monster drop. | 0 gp | No | No |
| Kratonite gauntlets | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite full helm | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite dagger | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite chainbody | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite boots | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Kratonite battleaxe | Player made (See Notes Section); monster drop. | 0 gp | No | No |
| Kratonite bar | Player made (See Notes Section). | 0 gp | No | No |
| Kratonite arrows | Monster drop; bought from the Smuggler; player made (See Notes Section). | 0 gp | No | No |
| Kratonite arrowheads | Player made (See Notes Section). | 0 gp | No | Yes |
| Kratonite 2h sword | Monster drop; player made (See Notes Section). | 0 gp | No | No |
| Krandorian seed | Pickpocketed from Master Farmers, dropped by farmers, stolen from seed stall, purchased from Olivia at Draynor Village marketplace, or bought in Vinesweeper. | 151 gp | No | Yes |
| Krandorian hops | Grown in a hops patch, requires level 21 farming. | 3,954 gp | No | Yes |
| Korasi's sword | Reward from completing The Void Stares Back quest.
If lost during The Void Stares Back, it can be re-obtained by speaking to either Commander Korasi or Jessika, depending on which NPC was saved during the quest. After the quest it can be re-purchased from Commodore Tyr for 500,000 coins. When lost upon death, the sword turns into 245,000 coins. | --- | Yes | Yes |
| Korasi memory half | Two locations, see notes. | --- | Yes | Yes |
| Korasi memory | Created by combining 2 memory halves. | --- | Yes | Yes |
| Kopis dagger (damaged) | Obtained by excavating Icyene weapon rack; Obtained by completing Everlight Site Research; Obtained by opening Ancient caskets. | --- | No | Yes |
| Kopis dagger | Unknown | --- | No | Yes |
| Kontos lance (damaged) | Obtained by excavating Optimatoi debris; Obtained by completing Everlight Site Research; Obtained by opening Ancient caskets. | --- | No | Yes |
| Kontos lance | Unknown | --- | No | Yes |
| Kodama orokami mask | From looting a Bundling orokami or looting a Bundling orokami jar. | 163.3k gp | No | Yes |
| Knowledge of Ice Mountain | Received from Nurmof. | --- | No | No |
| Knot skipping ticket (u) | Bought from Zaida's Treasure Trail Points shop. | --- | No | Yes |
| Knot skipping ticket | Possible reward from a Treasure trail Reward Casket. | 665.5k gp | No | Yes |
| Knight's notes | Obtained from the Knight outside the God Wars Dungeon. | --- | No | Yes |
| Knight's helmet filled with gunpowder and a fuse | Player Made (See Notes). | --- | Yes | Yes |
| Knight's helmet filled with gunpowder | Player Made (See Notes). | --- | Yes | Yes |
| King worm | Respawns at the Tree Gnome Stronghold Swamp and South end of Taverley. Stolen from gnomes (requires 75 Thieving and yields 198.5 XP). | 1,043 gp | No | Yes |
| King black dragon scale | Monster drop. | --- | No | No |
| Kinetic cyclone | This can be created at your Invention workbench. | --- | No | Yes |
| Khopesh of Tumeken | Player Made (See Notes). | 51.5m gp | No | Yes |
| Khopesh of the Kharidian | Dropped by monsters in the Sophanem slayer dungeon and in chest from Shifting tombs. | 806.1k gp | No | Yes |
| Khopesh of Elidinis | Player Made (See Notes). | 101.8m gp | No | Yes |
| Khazard armour | Spawns On an armor stand in most northeastern house of Fight Arena. | --- | Yes | Yes |
| Kharyrll teleport | Player Made (See Notes). | 7,796 gp | No | Yes |
| Kharshai's memory (book) | Is given to you after you give Kharshai's memory to Kharshai. | --- | Yes | Yes |
| Kharshai's memory | Collected using a fully-charged Engrammeter in Kharshai's dungeon beneath the Rellekka helmet shop. See the miniquest guide for directions. | --- | Yes | Yes |
| Kharshai's journal | Received from Zaros as a quest reward. | --- | Yes | Yes |
| Key token | This item can be obtained as a drop from various monsters, skilling activites that also provide Shattered heart strange rocks, and specified Distractions & Diversions. | --- | No | No |
| Key to the Crossing | Monster drop. | 535.1k gp | No | Yes |
| Key mould (Hero's Welcome) | Player made (see notes). | --- | No | Yes |
| Key mould | Player made (See Notes Section). | --- | Yes | Yes |
| Key instructions | Found within Senntisten. | --- | Yes | Yes |
| Key Block Labelled 6 | During The Void Stares Back, found in a crate at the start of the puzzle rooms. | --- | Yes | Yes |
| Key Block Labelled 5 | During The Void Stares Back, found in a crate at the start of the puzzle rooms. | --- | Yes | Yes |
| Key Block Labelled 4 | During The Void Stares Back, found in a crate at the start of the puzzle rooms. | --- | Yes | Yes |
| Key Block Labelled 3 | During The Void Stares Back, found in a crate at the start of the puzzle rooms. | --- | Yes | Yes |
| Key Block Labelled 2 | During The Void Stares Back, found in a crate at the start of the puzzle rooms. | --- | Yes | Yes |
| Key (Witch's House) | Checking the fountain in Witch's garden in Taverley. | --- | Yes | Yes |
| Key (The Elemental Workshop II) | By searching the machinery in the Water elemental section of the Elemental Workshop dungeon. | --- | Yes | Yes |
| Key (Olaf's Quest) | Dropped by Skeleton fremenniks. | --- | Yes | Yes |
| Key (Lost Tribe) | Pickpocketed from Sigmund. | --- | Yes | Yes |
| Key (Biohazard) | Kill a Mourner in the northeast building of plague city area. | --- | Yes | Yes |
| Kethsi outfit scroll | this item is a rare drop from elite rune dragons that can be used to unlock a piece of the Kethsi outfit override. | --- | No | Yes |
| Ket-Yit'tal's TokKul | Monster drop off of TzHaar-Ket-Yit'tal. | --- | Yes | Yes |
| Keramos | Obtained by excavating various Hotspots and Caches (See Notes for details) or Screening Saltwater mud; Possible reward from an Ancient casket. | 3,686 gp | No | Yes |
| Kelp decoration | Possible reward from opening Prawn balls. | --- | No | Yes |
| Kelp (Mogre Camp) | Picked south of the Underwater Mogre Camp. | --- | Yes | Yes |
| Keldagrim portrait | Bought from Sir Renittee for 1k gp. Requires 2 Teak planks to use and gives 211 xp. | --- | No | Yes |
| Keldagrim camouflage legs | Treasure Hunter promotion | 0 gp | No | Yes |
