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