Pietra portafortuna di dicembre: tanzanite

0.16 crt - AAA

0.744 crt - AA

0.76 crt - AA

0.5 crt - AA

0.25 crt - AA

0.35 crt - AA

0.47 crt - AA

0.32 crt - AAA

0.13 crt - AAA

0.16 crt - AAA

0.16 crt - AAA

0.68 crt - AA

0.25 crt - AA

0.1 crt - AAA

0.25 crt - AA

0.25 crt - AA

0.5 crt - AA

0.208 crt - AAA

0.246 crt - AAA

0.79 crt - AA

0.668 crt - AAA

0.35 crt - AA

0.354 crt - AA

0.4 crt - AA

0.1 crt - AAA

0.62 crt - AA

0.1 crt - AAA

0.8 crt - AA

0.78 crt - AA

0.558 crt - AA

0.824 crt - AA

0.25 crt - AA

0.5 crt - AA

0.43 crt - AA

0.5 crt - AA

0.55 crt - AA

0.5 crt - AA

1.25 crt - AA

1.16 crt - AA

0.25 crt - AA

0.306 crt - AA

1.23 crt - AA

1.238 crt - AA

0.456 crt - AAA

0.5 crt - AA

1.2 crt - AAA

0.1 crt - AAA

0.18 crt - AAA

0.1 crt - AAA

0.1 crt - AAA

0.8 crt - AA

0.44 crt - AA

1.28 crt - AA

4.8 crt - AAA

1.21 crt - AA

0.16 crt - AAA

0.5 crt - AA

0.4 crt - AAA

0.596 crt - AA

0.26 crt - AAA