Green Tourmaline Oval Colourful Rings

1.394 crt - AAA

0.446 crt - AAA

1.032 crt - AAA

0.704 crt - AAA

1.506 crt - AAA

2.5 crt - AAA

2.75 crt - AAA

2.73 crt - AAA

2.53 crt - AAA

2.54 crt - AAA

2.61 crt - AAA

0.76 crt - AAA

0.888 crt - AAA

2.07 crt - AAA

2.54 crt - AAA

2.54 crt - AAA

2.576 crt - AAA

2.64 crt - AAA

1.33 crt - AAA

5.232 crt - AAA

4.103 crt - AAA

1.72 crt - AAA

3.8 crt - AAA