Hello friends! I offer you models of a jewelry. Files are checked for errors by Magics, and ready for prototyping - 3D printing or CNC milling. All of the parameters are shown in the pictures.

Finger sizes:

• Germany, Ukraine (finger diameter), mm: 15 - 23 (with increment 0.5 mm)
• USA, Canada, Mexico, size: 4 - 14
• United Kingdom, Ireland, Australia, size: H1/2 - Z+1/2
• France, Austria, Belgium, Sweden, (inner circumference), mm: 47-72
• Swiss, Italy, Spain, India, Brazil (inner circumference - 40), mm = 7 - 32
• Asia (Japan, China, Korea), size: 7 - 31

Central gem sizes: 8.1mm (2.0Ct) / 7.6mm (1.6Ct) / 7.0mm (1.3Ct) / 6.5mm (1.0Ct) / 5.9mm (0.75Ct) / 5.1mm (0.5Ct) / 4.7mm (0.4Ct) / 4.3mm (0.3Ct) / 3.8mm (0.2Ct)

Halo gem sizes: 1.0mm / 1.5mm / 1.75mm / 2.0mm / 2.25mm / 2.5mm / 2.75mm / 3.0mm

Set includes all possible combinations. All models are in one** .3DM / .STL / .OBJ / .FBX** file

Note - all models are in one file. If you don't have special 3d soft and got a problem to separate one from massive - see my tutorial for it: https://www.cgtrader.com/tutorials/4799-how-to-separate-one-model-if-there-is-massive-in-one-file

Good shopping for you!