a superbly coloured 7.49ct tanzanite within a border of brilliant cut diamonds total weight 1.28ct, G colour, VS clarity. 18ct white gold.
Brilliant cut diamond 0.27ct G colour, VS clarity within a halo of diamonds and diamond set shoulders (0.33ct G/VS). 18ct white gold.
1.14ct brilliant cut diamond, F colour and VS clarity to diamond set platinum shoulders and shank.
Three old cut diamonds, centre diamond 1.60ct, total estimated weight 3.18ct, platinum mount, 18ct yellow gold shank.