A very fine "Art Deco" Sapphire & Diamond "Quatrefoil" Cluster Ring set in Platinum (tested), English, Circa 1930.
A very fine Sapphire & Diamond Cluster Ring in an Open Strap Work 'Quatrefoil design' set in Platinum (tested), centrally set with an "Old Cut" Diamond of 0.55 Carats, G Colour, SI2 Clarity, surrounded by Four (4) "Round Cut" Natural Sapphires with a total weight of 1.20 Carats, Royal Blue in Colour, with an indication of slight thermal enhancement, there are four (4) 'Single Cut' Diamonds estimated as 0.02 Carats and H - I Colour set between each Sapphire.
Total Diamond weight: 0.57 Carats.
Total Sapphire weight: 1,20 Carats.
Accompanied by an Independent Laboratory Report confirming the above assessment.
It should be noted that an indication of slight thermal enhancement in Sapphires is commensurate with Sapphire jewellery manufactured post 1915.
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