The hourglass was made in Blender 2.9
Render 1920x1080 px jpeg (Eevee)
Textures PBR metal-rough 2048x2048 png (included in the archive with the main formats)
For the glass part of the hourglass, the standard Blender glass shader was used.
Textures PBR specular/glossiness 2048x2048
are in separated archieves.
Formats: