Lot 574 , A tanzanite and diamond ring

A tanzanite and diamond ring, of cluster design, collet-set with an oval tanzanite weighing approximately 1.00 carat, within a border of brilliant-cut diamonds totalling approximately 1.00 carat, size M
£500-700

Condition:
Tanzanite measuring approximately 7.9 x 5.8 x 3.5mm, attractive, characteristic pale violet blue colour, good clarity, minor wear to facet edges. Metal unmarked, likely platinum or white gold. Diamonds bright and lively. Overall in good condition, cluster length approximately 15mm, gross weight approximately 3.5 grams.

Sold for £650