chain or bracelet with pattern

chain or bracelet with pattern .
90% of my 3d models have been checked: made wax and finished product in gold or silver .
You can see the dimensions of the model on one of the photos presented here.
if the length is 21 cm, then the weight of the finished chain is about 110 gr. 14K gold.
There 3DM file for editing and STL and OBJ for printing.
Model are for 3D printer or cnc machine.
High polygonal model.Made in program Matrix+Rhinoceros .
Ready for the print.Checked and fixed in program Magics.
1 Link volume 1081.0355 (+/- 1e-06) cubic millimeters.