<p>A deposition device and a depositing method are disclosed. The deposition device includes: a seating part wherein a substrate is seated; a lift pin installed in the seating part to support the substrate and to lift or lower the substrate; a substrate holder installed within the seating part to be moved up and down to adhere to and support the substrate; and a mask holder to support a mask at a distance from the substrate. The substrate holder includes: an electrostatic chuck for coming in contact with the substrate to adhere to and support the substrate; and a magnetic part placed on the electrostatic chuck to make the substrate adhere to the mask.</p>