To locate the Achievement Diary, click the green star in the top right corner of your quest interface and select Ardougne.

Easy:

Requirements:

Quests:
Biohazard and Rune Mysteries.

Skills:
15 Fishing and 5 Thieving

Items:
100 Coins, Silk, and a Rusty Sword.

Rewards:
Ardougne Cloak 1 (provides unlimited teleports to the Ardougne Monastery), 1 Antique Lamp worth 2,500 Experience in any skill above 30, When Trading cats to civilians you'll get double the death runes (200), 10% increased chance to successfully steal from the stalls in Ardougne, and Some noted drops at the Tower of Life.

Tasks:

Medium:

Requirements:

Quests:
Enlightened Journey, The Hand in the Sand, Tower of Life, and Underground Pass. You must have started Fairytale II - Cure A Queen and must have partially completed Watchtower and Sea Slug

Skills:
38 Strength, 38 Thieving, 21 Ranged, 39 Agility, 51 Magic, 50 Attack, 50 Firemaking, and 31 Farming.

Items:
Dramen or Lunar Staff, Mithril Grapple (with rope), Any Crossbow, 2 Water Runes, 2 Law Runes, 3 Strawberry Seeds, 1 Basket of Apples, Farming Tools: Seed dibber, Rake, and Spade. 1 Log, Fishing Rod and bait or small fishing net, and Light Source, Skavid Map, 1 Raw Chicken, 1 Raw Swordfish, 1 Yew Log, and Iban's Upgraded Staff.

Rewards:
Ardougne Cloak 2 (Provides one free teleport to the Ardougne Farming Patch daily), 1 Antique Lamp worth 7,500 Experience in any skill above 40, Wizard Cromperty gives 100 noted pure essence free every day if you speak to him, more Noted Drops from the Tower of Life, 10% chances increased at successfully pickpocketing in Ardougne, Ability to toggle the Ring of Life teleport to Ardougne, Receive additional runes when crafting essence at the Ourania Altar, and all easy rewards.

Tasks:

Hard:

Requirements:

Quests:
Monkey Madness, Legends Quest, Mourning's End Part II, and Watchtower.

Skills:
68 Smithing, 72 Thieving, 59 Hunter, 66 Magic, 50 Construction, 70 Farming, and 65 Runecrafting.

Items:
An Uncharged Skills Necklace or Combat Bracelet, Karamjan Monkey Greegree, any Crossbow, 2 Earth Runes, 2 Law Runes, 1 Rope, Small Fishing Net, 1 Palm Sapling, 1 Poison Ivy Seed, Hammer, 5 Mithril Bars, Shield Left Half, Shield Right Half, Pure Essence, Death Talisman, and a Lockpick.

Rewards:
Ardougne Cloak 3, 1 Antique Lamp worth 15,000 Experience in any skill above 50, Wizard Cromperty will give 150 noted pure essence every day if you talk to him, increased Noted Drops from the Tower of Life, 10% chance of succeeding when pickpocketing around Gielinor, the ability to toggle the Watchtower Teleport to the center of Yanille, and all medium rewards.

Tasks:

Elite:

Requirements:

Quests:
Desert Treasure and Haunted Mine

Skills:
91 Smithing, 81 Fishing, 10 Crafting, 82 Thieving, 91 Cooking, 94 Magic, 69 Fletching, 85 Farming, and 90 Agility.

Items:
Raw Manta Ray (Needs to be obtained through Fishing Trawler), Lockpick, 1 Yew Log, 1 Crossbow String, 1 Runite Bar, Salve Amulet (i), 1 Torstol Seed, 2 Blood Runes, 4 Death Runes, 6 Water Runes, Hammer, and a Knife.

Rewards:
Ardougne Cloak 4 (Provides unlimited teleports to the Ardougne Farming Patch), 1 Antique Lamp worth 50,000 Experience in any skill above 70, 50% More fish from Fishing Trawler, 25% more Marks of Grace from the Ardougne Rooftop Agility Course, all Hard rewards, Wizard Cromperty will give 250 noted Pure Essence every day if you talk to him and Bert will now automatically deliver 84 buckets of sand to your bank each day.

Tasks: