Gradient’s parameters.

Copy this layer and apply Free Transform option to turn it also around. Don’t forget about its placement.

Make use of another instrument now and represent the next circle with the sizes demonstrated below.

Blending Options-Inner Shadow

Blending Options-Inner Glow

Gradient’s parameters.

Blending Options-Bevel and Emboss

Blending Options-Gradient Overlay

Gradient’s parameters.

Take the next instrument now and introduce in our picture a rectangle with the sizes from next image.