Full list of all 75 The Elder Scrolls V: Skyrim achievements worth 1,550 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 25 achievements worth 550 Gamerscore.
Bounty of 1000 gold in all nine holds
Complete "Hail Sithis!"
Read 50 Skill Books
Complete "Bound Until Death"
Join the Dark Brotherhood
Join the Thieves Guild
Learn 20 shouts
Absorb 20 dragon souls
Clear 50 dungeons
Complete 10 side quests
Reach Level 25
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Successfully persuade, bribe, and intimidate
Get married
Buy a house
Pick 50 locks and 50 pockets
Complete "Dragonslayer"
Complete "The Fallen"
Discover 100 Locations
Find 13 Standing Stones
Complete "Elder Knowledge"
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Complete 50 Misc Objectives
Join the College of Winterhold
Complete "Alduin's Wall"
Complete "Glory of the Dead"
Reach Level 10
Become a member of the Circle
Complete "Diplomatic Immunity"
Learn all three words of a shout
Join the Stormcloaks or the Imperial Army
Complete "The Way of the Voice"
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Acquire a Daedric Artifact
Reach Level 5
Join the Companions
Make a smithed item, an enchanted item, and a potion
Escape from jail
Chop wood, mine ore, and cook food
Select a Standing Stone blessing
Complete "Unbound"
Complete "Darkness Returns"
Returned the Thieves Guild to its former glory
Have 100,000 gold
Get a skill to 100
Collect 15 Daedric Artifacts
Reach Level 50
Complete "Awakening"
Complete "Beyond Death"
Complete "Kindred Judgment"
Complete "Lost to the Ages"
Learn all three words of Soul Tear
Use the special power of Auriel's Bow
Acquire 11 werewolf perks
Acquire 11 vampire perks
Change your face
Defeat a Legendary Dragon
Adopt a child
Buy a plot of land
Build three wings on a house
Buy three plots of land
Build three houses
Tame and ride 5 dragons
Learn the secrets of 5 Black Books
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Own a house in Raven Rock
Discover 30 locations on the island of Solstheim
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Arrive on Solstheim
Craft an item out of Stalhrim