We have to represent on the girl's cheek a kind of ornament created from decorative small glasses. First, draw on her cheek a small circle, selecting the Ellipse Tool and keeping pressed the shift button.

Lady Nature Photo Effect

Then apply to this layer the command shown here: Layer – Layer Style – Blending Options with the following adjustments:

Lady Nature Photo Effect

Change the layer's
 
type on Overlay:

Lady Nature Photo Effect

Make the circle smaller now (ctrl+t) and make a lot of copies of this layer, setting the necessary ornament out of the copies with the Move Tool.

Lady Nature Photo Effect

Open in a new window now a picture representing a small snail (ctrl+o).

Lady Nature Photo Effect