Here is the full list of all 21 Dissection achievements.
Find the wife's ring in the last room, behind the picture
Knock down a picture of a woman from a wall in the first room
Knock down a picture of the Sabine Women
Knock down a picture of the Jules Scalbert
Knock down a picture of the Paris Salon
Knock down a copy of the picture Jules Scalbert
Knock down a picture of the Manet's Lunch on the Grass
Smash the box
Smash a sturdy box
Open the metal box with a metal key
Open a wooden box with a screwdriver
Open the toilet door
Open the door to the greenhouse
Open the door to the last room
Open the first door with a silver key
Escape from house
Leave the house with wife’s ring in your hands
Leave the house with my ring in your hands
Find my ring in the last room in a small chest
Open the chest on the chain, in the greenhouse
Open the chest on the chain, on the second floor