Knowing that value metals gold and silver have soft characteristic that's why the purity is 92.5% which much stronger than 100%. it may bent if push too shtrong but not broken easily. that's the way you know it's real silver or gold. if you used to wear stainless or alloy jewelry please be gentle with silver. besides silver ion is good for healty to wear. in ancient time rich people use silver to test their food to see its poisoned or not. if you used to wear stainless or alloy jewelry please be gentle with silver. Please be aware these said plated with silver or gold but not said made of silver or gold that beneth the surface is copper or Knowing that value metals gold and silver have soft characteristic that's why the purity is 92.5% which much stronger than 100%. it may bent if push too shtrong but not broken easily. that's the way you know it's real silver or gold. if you used to wear stainless or alloy jewelry please be gentle with silver. besides silver ion is good for healty to wear. in ancient time rich people use silver to test their food to see its poisoned or not. if you used to wear stainless or alloy jewelry please be gentle with silver. Opal is October's Birthstone Gemstone, representing Luck, hope, puirty and happiness. Please be aware these said plated with silver or gold but not said made of silver or gold that beneth the surface is copper or something else these are maybe sveral dollars cheaper but can only wear for several months. totally different quality.all our jewelry are genuine silver jewelry can wear for years at least.