The four pieces are (1)lamp base, (2)metal bracket with lamp holder, (3)fan shaped lamp shade and (4)figurine
Seen in crystal in a frosted finish, other colours likely are amber, green, blue and pink.
Should you have or know of a SOPHIA desk lamp in a another colour please let me know.
A glass catalogue needs to be seen to confirm the Maker and Country of Origin, should you know of one please contact me.
I can be contacted at firstname.lastname@example.org
Lamp seen with a different shaped base