I've remixed Makerbots headphone stand so that it not only holds your phone, but you can also mount an emblem/crest on top of it.
This stl is one of the emblems I made. It's the logo from World of Tanks.
You can find the headphone stand for free on my profile.
• Size: 116mm x 120mm• Layer height: 0,20mm• Infill: 10%• Support: no• Print time: +- 2h50m