| GB/BG*7/1 (dark green blue or blue green) | ||
| GIA Code: | GB/BG*7/1 | |
| Hue: | green-blue or blue-green | |
| Tone: | Dark | |
| Saturation: | grayish | |
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| GB/BG*7/1 (dark green blue or blue green) | ||
| GIA Code: | GB/BG*7/1 | |
| Hue: | green-blue or blue-green | |
| Tone: | Dark | |
| Saturation: | grayish | |
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