This is California Highway Patrol 7 point star police badge. The model is made of 4 unique elements attached to single model so UWV map is also single.
The model comes with 1 sets of 4K materials. One set is Metalness/Roughness PBR Environment suitable for real-time engines and the second set is for DC Glossiness / Specular Environment suitable for Production renderings such as Vray.
It needed approximately 15 hours to polish this product. from modeling, UVW Mapping, Texturing in both environment.