Gemological Institute Of America | All About Gemstones - GIA
| 类型 | 内容 |
|---|---|
| 网站域名 | www.gia.edu |
| 所属分类 | 电脑/网络 |
| 网站标题 | Gemological Institute Of America | All About Gemstones - GIA |
| 关键词 | GIA, Gemological Institute of America, gemstones, gems |
| 描述 | Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services. |
| 网站IP地址 | 23.59.199.97 |