Select the whole small ball layer and spherize, but our newly created Copy.



Create clipping mask.



I've also painted a little bit.







With mere PS brush:



Now I will create these little metal thingies. Don't even know the name).

For this operation I will use my Wacom tablet. But do know that there are several ways to paint in PS depending on your skills and techniques. Basic color:



Midtons.



Render the edges.



Now I will paint the ribbon.