A diamond ring with untreated sapphire 4.28 ct
white gold 750, baguette-cut diamonds total weight ca.0,50 ct, the sapphire shows no signs of thermal treatment, 6.7 g, RG 52 The Gem & Pearl Laboratory Sapphire Report No. 16958 from March 2018 enclosed.
Colour: Transparent blue
Shape: Rectangular cushion
Comments: No evidence of heat treatment was observed
Origin Opinion: Sri Lanka
Specialist: Günter Eichberger, Mst.
Günter Eichberger, Mst.
+43-1-515 60-368
watches@dorotheum.at
05.06.2019 - 13:00
- Estimate:
-
EUR 10,000.- to EUR 15,000.-
A diamond ring with untreated sapphire 4.28 ct
white gold 750, baguette-cut diamonds total weight ca.0,50 ct, the sapphire shows no signs of thermal treatment, 6.7 g, RG 52 The Gem & Pearl Laboratory Sapphire Report No. 16958 from March 2018 enclosed.
Colour: Transparent blue
Shape: Rectangular cushion
Comments: No evidence of heat treatment was observed
Origin Opinion: Sri Lanka
Specialist: Günter Eichberger, Mst.
Günter Eichberger, Mst.
+43-1-515 60-368
watches@dorotheum.at
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Auction: | Jewellery |
Auction type: | Saleroom auction |
Date: | 05.06.2019 - 13:00 |
Location: | Vienna | Palais Dorotheum |
Exhibition: | 18.05. - 05.06.2019 |