Recommended material - silver or gold! Gems: rounds 1 pieces 2 x 2 mm D.

Ring sizes:

• inner diameter – 16.7 mm,
• inner diameter – 17 mm,
• inner diameter – 19.3 mm,
• inner diameter – 20 mm,
• added both rings Size USA: |4|5|6|8|10|12|
• added Size 7.25 USA for the ring that is for men.

Approximate metal weight (for ring size 17 mm): gold 14k - 6.54 grams; gold 18k - 7.82 grams; silver 925 Sterling - 5.26 grams.Model volume (for ring size 17 mm): 507,678 cubic mm.

Approximate metal weight (for ring size 20 mm): gold 14k - 8.51 grams; gold 18k - 10.18 grams; silver 925 Sterling - 6.84 grams.Model volume (for ring size 20 mm): 660,410 cubic mm.

Approximate metal weight (for ring 16.7 mm): gold 14k – 6.5 grams; gold 18k – 7.7 grams; silver 925 Sterling – 5.2 grams.

Approximate metal weight (for ring 19.3 mm): gold 14k – 8.3 grams; gold 18k – 9.9 grams; silver 925 Sterling – 6.7 grams.

Model avalible in STL format for prototyping. Geometry is healed, and fixed all the bad with RP Magics software You can check out my other products by clicking on the author name artchahur. Please don't forget to rate the model you purchased.Any questions? Please contact me. Thank you!