The light used in the chandelier, which is clear in the preview, is VRayLightMtl.

Model Name: Luxury Round Crystal Light Fixture

Dimensions: 100 x 100 x 112 cm

Brand: PNWELI
Style: Modern
Color: Warm White
Manufacturer: PNWELI
Indoor/Outdoor Usage: ‎Indoor
Light fixture form: Chandelier
Room Type: ‎Bedroom,Dining Room AND Kitchen

Mesh:
Num Vert: 372068
Number Face: 743280
Polygon Number: 371028