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