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