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Lot Essay
Another example with more elaborate mounts was sold Christie's Amsterdam, 16 November 1999, lot 624.
The technique for producing ruby glass was first published in 1679 by Johann Kunckel (1630-1703) in his treatise Ars vitraria experimentalis. The ruby colour was derived from a precipitate of gold, making the pieces particularly desirable as both gold and ruby were believed to have magical powers.
The technique for producing ruby glass was first published in 1679 by Johann Kunckel (1630-1703) in his treatise Ars vitraria experimentalis. The ruby colour was derived from a precipitate of gold, making the pieces particularly desirable as both gold and ruby were believed to have magical powers.