Silver: Sterling Silver 92.5% like other premium seller for thin material but we use 95-98% silver for regular and thick jewelry even 99.9% for the top off cufflink
Rhodium from Legor , a famous Supplier from Italy, to maintain high quality and to avoid allergy.
Gemstone: our Moissanite gemstone has GIA certification for each stone and it will be included in the package you both. It also the warranty card from manufacturer. For lab grown diamond, we also have certification from IGI too. You can check online for the authorization from them too.
We do 14k Gold as only option for gold but you can request us to do any other material, 18k gold, 22K, white gold, platinium... We can do anything to satisfy your order.
Because we produce the jewelry manually and check carefully, so it take time. You special request might take up to 7 business day, but it is still fast because there are so many steps need to be done to complete your order. Other premium online seller might take up to 2 months.