| Feature Gem | Tanzanite |
| Carat Weight | 2=7.57ct |
| Colour | Intense Bluish Purple |
| Cut | Pear |
| Metal | 18ct White Gold & 18ct Rose Gold |
| Accent Gem Details | Koen also features: Eighty-four round brilliant cut White Diamonds totalling 0.38ct, Colour F, Clarity VS Two pear cut White Diamonds totalling 0.37ct, Colour D-E, Clarity FL Forty round Ceylon Sapphires totalling 1.24ct |
| Total Carat Weight | 9.56ct |




