12 rings of the zodiac signs. Model Size 7 US it's 17.33mm The sizes of the rings can be changed in the finished metal, wax, or using the 3D program. rings are made in such a way that it would be easy to change the size. The weight of the rings can be seen in the screenshot and in my full video review. Each ring can be purchased separately. Also, with each ring you can familiarize yourself with the details in my video review. All rings are ready for 3D printing, and can also be cut using a milling machine. Subscribe so as not to miss my news, like, write comments. You can also ask me questions in messages.