Aventurine Each ring is made by hand and electroformed with pure copper for 8-36 hours, creating beautifully unique texture and detail. Anjali’s Electro rings are a rustic design, embracing the beauty of natural imperfection. Because of the unpredictability of the copper exchange, each ring measurement is a very close, but not exact measurement. There will never be two of the same.Each ring is buffed, polished and sealed with a protective layer to maximize luster, keep the bright and clean rose gold tone.Copper is a grounding metal bringing balance, while amplifying energy. Copper increases your mental agility and focus! It aids in repairing tissue, eases arthritis, strengthens the female reproductive system, and increases overall vitality. It is an excellent conduit for all energies, subtly enhancing the properties of crystals and aligning your own energy field. If your ring needs a little shine simply rub with a polishing cloth or give it a little scrub with table salt and lemon juice. Always keep clean and dry a never wear in water, this can erode the metal and stone over time making them brittle and less stable.