Here is the full list of all 16 Silver Chains achievements.
Never get caught by the Mother.
Out of the labyrinth less than 60 seconds.
Destroy the demon.
Give the Mother a photograph.
Collect all the aconites.
Find the children's height mark.
Collect all the amulets.
Kill the dolls in a vision
Collect all the pages of the diary.
Take a brooch.
Collect all the keys.
Take Georgie's leg.
Collect photos
Die by the hands of the Mother.
Play the piano.
At the first meeting with Timmy.