A yellow gold, testing as 14ct tanzanite and diamond cluster ring, the centre brilliant cut tanzanite 0.94ct, the brilliant cut diamonds 0.32ct, size N 1/2, 3.6 grams
£500-600
A white gold, testing as 14ct, oval cut tanzanite and diamond ring, the centre stone 1.9ct, the 6 brilliant cut diamonds 0.12ct, size P 1/2, 4.5 grams
£350-400
A white gold, testing as 14ct, tanzanite and diamond ring, the tear cut centre stone 2.3ct, the brilliant cut diamonds 0.4ct, size P, 7.4 grams
£400-500
An 18ct yellow gold ruby and diamond ring, the emerald cut centre stone (possibly treated) 2ct, flanked by 2 princess cut diamonds approx. 0.6ct, size. P 6.2 grams
£1000-1400