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