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THE AUSTRIAN YELLOW. 219
carefully examined. The circumstances were de­cidedly adverse to the beauty of a diamond, for it was in the half-light of a London fog that we saw it, yet the stone seemed literally to shoot tongues of yellow fire from its facets. It was a round brilliant, and being set in a circle of about a score of white diamonds its tawny complexion was shown to admirable advantage. The jewel was supported on a delicate spring which vibra­ted with each step upon the floor, so that there was a constant coruscation of light around it.
It is difficult to establish the early history of the Austrian Yellow". Tavernier saw it in Flor­ence somewhere about 1642, but he does not say whence it came. Its appearance proves it to be an Indian-cut rose, but that does not help us much with regard to its private wanderings in Europe. A good authority on diamonds, de Laet, who flourished shortly before Tavernier's time, declared that the largest diamond then known weighed seventy carats, which would clearly indicate that he knew nothing about the