Realistic diamond shader: Amethyst, Almaz, Sapphire, Topaz

The shader includes four carefully tuned gemstone presets:
Amethyst, Almaz (Diamond), Sapphire, and Topaz, each calibrated to match real-world optical properties.

There are 2 options for each gem stone:

• With particle system sparcles
• Without sparcles

Key Features:

• Physically-based refraction & reflection for true gemstone realism
• High-quality sparkles option
• Works with URP, HDRP and BiRP render (Only with Shader Graph)
• Supports HDR lighting and bloom for cinematic results
• Works with real-time lights and environment reflections
• Highly customizable parameters — color, refraction(distortion) index, absorption, brightness, and clarity
• Easy to use, just drag & drop + add your scene cubmap reflection.