In many cases a gemstone especially a higher end stone will come with a gemological certificate included. Free shipping on many items. This individual document number is critical to substantiate a reports authenticity. Make offer 10 24cts grs certified 100 natural yellow green color demantiod unheated garnet 10 95 carats natural unheated blue sapphire loose gemstone new sri lanka 30 000 00. Buy grs certified gemstones for sale online.
Couple of burma myanmar 2 carat rubies certifed by grs as vivid red grs type. Grs gemresearch swisslab ag is a private independent gemological research laboratory specializing in the determination of origin and authenticity reports for ruby sapphire and emerald plus other important coloured gems including spinel tourmaline garnet and jade. Pigeon s blood pigeon s blood color should have the exact red hue color with medium tone and vivid saturation however some grs certified stones which were given this color range i found to be either too pinkish red or purplish red range. Many trained gemologists can do gemstone identification but it is always best to have a gemstone certified at a gemological laboratory that. Mined in sri lanka certified by grs.
The grs is an international voluntary full product standard that sets requirements for third party certification of recycled content chain of custody social and environmental. Make offer 7095 cts natural blue sapphire huge museum size faceted cut certified gemstone. Browse our daily deals for even more savings. In other cases a dealer can arrange certification for a gem usually at a nominal cost. Each report bears a unique 10 or 11 digit number e g.
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We offer an unmatched collection of natural untreated gemstones at wholesale prices all certified by international gem labs like gia grs igi. Why buy from us 100 satisfaction guaranteed. Certified 2 75ct natural pear shape colombian emerald pair loose gemstone. The global recycle standard grs was originally developed by control union certifications in 2008 and ownership was passed to the textile exchange on 1 january 2011. We offer an unmatched collection of natural untreated gemstones at wholesale prices all certified by international gem labs like gia grs igi.The global recycle standard grs was originally developed by control union certifications in 2008 and ownership was passed to the textile exchange on 1 january 2011. The grs is an international voluntary full product standard that sets requirements for third party certification of recycled content chain of custody social and environmental. Couple of burma myanmar 2 carat rubies certifed by grs as vivid red grs type. In many cases a gemstone especially a higher end stone will come with a gemological certificate included.
