Its a lord of rings movie the one ring it has written (Ash nazg thrakatulûk agh burzum-ishi krimpatul)

In tengwar font its a black speech language and the translation of it is

(One ring to rule them all,one ring to find them, One ring to bring them all and in the darkness bind )

And the written words are mesh not a texture

Its is common size ring and its size is 7.5 which actual size is 17.5mm in diameter and the ring dimensions is 20.4×20.4×6.5mm. so go on and 3d print it

And its a supercool the one ring you can show off in your friends, family and colleagues

it can 3d printable just need to adjust the right dimensions according to your finger size its super easy

Steps to find finger size for ring

1.Cut a thin strip of paper or ThreadWrap the paper/Thread around your finger.Mark the spot where the paper/Thread meets

2.Measure the lenght of the thread with your ruler

3.Then use Google to convert Inches to diemeter eg. 1.96 inch = 15.85mm in diameter

4.Done! Now adjust the size in your 3d printer software and thats it.....enjoy