I revisited this old project and reworked the shading with Vray 5 using ACES
Retopology and UVs in Modo 14 , rendering in Vray 5 GPU using 2x Titan RTXs
Render time is 2 minutes per image in 1500 x 2000 resolution

High resolution here

https://i.imgur.com/ZX3JHuP.jpg
https://i.imgur.com/AWOyUge.jpg
https://i.imgur.com/MmDhFkB.jpg
https://i.imgur.com/111lXM5.jpg