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