The tiered top plaque centering an oval crystal opal measuring 8.05 x 6.16 x 4.28 mm, framed by a calibré-cut sapphire channel and a row of round diamonds, with openwork details, mounted in 18k white gold

Size: 6 1/2
Dimensions: top measuring 17 x 18 mm
Opal: Crystal opal, with a strong play of colour showing a full spectral range, with prominent green, in a rolling flash pattern, and good, uniform distribution.
Sapphires total estimated weight: 0.75 carat, of a medium tone of blue colour, specialty cut, good matching.
Diamonds total estimated weight: 0.30 carat, G-H colour, VS2-SI2 clarity
Very good condition

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Condition reports are provided as a courtesy to clients and are a qualified subjective opinion only. All items are sold ‘as is’.