Link to original https://madisonavenuecouture.com/products/hermes-kelly-sellier-25-gold-epsom-gold-hardware-9?variant=40254145626206 

The model has a turbosmooth modifier applied with 1 iteration for rendering.

Corona physical mtl.
The materials were created in Corona 9, for Corona render, it is recommended to install version no lower than 1.5, since the glossiness of the materials is configured taking into account PBR.