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176
Gem Trader
end of the great Braganza by saying nothing to dispel the illusion surrounding their great national possession. Cer­tainly Barbot, who saw the stone, describes it as being of a dark-yellow colour, which possibly suggests a topaz. The date of its discovery by the three outcasts is variously given as 1741, 1764, and 1797.
A diamond that has always remained in the possession of a native prince is the "Matan", so called because it be­longs to the Rajah of Matan, in Dutch Borneo. It was found in 1787 in the Landak mines N.E. of Pontianak, among the oldest known and, before the opening of the Rand mines, probably also the most productive in the world. As far back as 1738 the Dutch exported from this district some 300,000 dollars' worth of diamonds. Sir Stam­ford Raffles wrote of that time: "Few courts of Europe could boast of a more brilliant display of diamonds than did the Dutch ladies of Batavia in the prosperous days." All these diamonds came from Borneo. For over a century the Chinese worked those mines, but they were so cruel and tyrannous in their treatment of the Dyaks, natives of the country, that in the end the latter rebelled and mas­sacred the Chinese almost to a man.
When found, the Matan diamond weighed 367 carats. It is described as being the size of an average walnut (favourite description of very large diamonds, for some reason!) and of a bluish metallic lustre. It has never been cut. The Dutch Government were very anxious to buy it, and the Governor of Batavia is said to have offered 150,000 dollars plus two large war brigs, with full complement of guns and other war material, but the native prince re­fused the offer. Tt is still in the Sultan's treasury, but for