Decor items can be purchased at https://www.connox.co.uk/ 

Menu - Troll Vase Height: 19cm, Diameter: 13cm,
Bloomingville - Decoration object, marble / gold Height: 37.5cm, Depth: 12.5cm, Length: 25cm,
Bloomingville - Decorative Cherry Height: 16.5cm, Diameter: 9.5cm,
ArchitectMade - Penguin Height: 26cm, Depth: 8cm / Height: 18cm, Depth: 6cm,
by Lassen - Candleholder Line Height: 10cm, Depth: 10cm, Length: 10cm,
books
flower.

The MeshSmooth function can be used to increase mesh resolution if necessary.
The model is made for smoothing. Anti-aliasing modifier is on (display in the viewport - 0 iterations, on the render 1-2 iterations)

Polys: 27614
Vert: 29563

For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of materials is adjusted for PBR