Lauriston Cluster Pendant by Jonathan Browning Stuios

Link: https://jonathanbrowninginc.com/products/ceiling-fixtures?deep=LauristonClusterPendant 

Modeling for smoothing: the Turbosmooth modifier is present on the panel - it is open, adjust the smoothing level at your discretion. In the preview, the Turbosmooth iteration = 1.

Renders are made in Corona Render 8.1. Corona Legacy Mtl.
"For Corona Render: it is recommended to install version not lower than 1.5, since the glossiness of materials is configured taking into account PBR."