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PANEL PIECE. Origin, no heat treatment and antique: Sapphires ‘literally glowed’ at valuation
14th March 2023
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SAPPHIRES have captivated the world for centuries, with their beauty, rarity and natural perfection.

Over the past few years, sapphires of notified origin, together with evidence of no heat treatment have demanded a premium price; when you also factor in that the sapphires are antique the results can be record-breaking.

Origin, no heat treatment and antique. It is these three factors that contribute to the current high demands of high-quality coloured gemstones.

One busy valuation day here at Richard Winterton Auctioneers, I was presented with two antique jewellery boxes – one a ring box, the other an earring box. Richard Winterton Auctioneers Ltd - Trusted Auctioneers in Lichfield 

I always relish the anticipation on a valuation day as you never quite know what you are going to find inside.

To my delight intense blue coloured stones shone back at me, each surrounded by bright and lively diamonds.

As if this was not enough to please the eye, I immediately knew the sapphires were of fine quality. They literally glowed. The intense vivid colour and inclusions visible within indicated to me that the sapphires were possibly to be of an historically important origin and were also more than likely a natural colour.

However, it can be very difficult to tell. 

The next step was to send the jewellery to a gemmological laboratory. So off they went to AnchorCert GemLab in Birmingham, where it was established the sapphire in the ring was Myanmar (Burmese) with no evidence of heat treatment. The sapphire was estimated to be 4.16ct and assessed as a vivid blue colour.

The two sapphires to the earrings were also of notified origin, one sapphire Myanmar (Burmese) and the other Sri Lanka (Ceylon), estimated total sapphire weight 5.60ct, colour also assessed as vivid blue.

I thought they were glowing back at me for a reason.

CAPTIONS

The rare beauty of natural sapphires has captivated the world for centuries.

 

Sue Bird and brother Jonathan Hood with their mum and dad Peggy and John Hood.

 

This unheated certified 4.16ct Burmese sapphire ring was discovered hanging in Peggy Hood’s porch, wrapped up in a supermarket carrier bag and swathed in socks. It is estimated to sell at auction for £5,000 to £7,000.

 

Other surprise finds included this Alabaster and Wilson sapphire and diamond brooch, sold at auction with Richard Winterton for £1,200.

 

The haul included this gold and enamel ‘Hope’ sweetheart ring, which went under the hammer for £900.

 
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