Tanzanite diamond ring. Having an oval cut medium to strong violet blue coloured tanzanite approximate 1.80ct which is 4 claw set. Also set are 2=0.18ct G colour VS to SI clarity brilliant cut diamonds and 4= 0.12ctG colour VS to SI clarity brilliant cut diamonds. All gems are mounted in 18ct yellow gold. Size: Q. Weight: 6.7 grams.