Pocket Diffraction Grating Gemological Spectroscope for Quick Gemstone Identification and GIA Use
| Country | USA |
| Brand | Gain Express |
| Manufacturer | Gain Express Holdings Ltd. |
| Binding | Kitchen |
| ItemPartNumber | CLMG-7302 |
| Model | CLMG-7302 |
| Color | Clear |
| UPCs | 701936208415 |
| EANs | 0701936208415 |
| ReleaseDate | 0000-00-00 |