From a December 2000 NY Times report,<p><pre><code> Shares of Dong Ah surged 41 percent this week, to 410 won
(33 cents, United States) on Wednesday. Today, the Korean
Stock Exchange halted trading and ordered the company to
provide an explanation on Friday.
The run-up in the stock came after local media reports said
that the venture, the Korea Ocean Research and Development
Institute, had discovered a warship of the Imperial Russian
Navy, the 6,200-ton Dmitri Donskoi. ....
...
Sergei Klimovsky, chief of scholarly research at the Central
Naval Museum in St. Petersburg, told Bloomberg: "As far as
we know, at best, there might have only been some gold coins
on board to pay the salaries of officers. But there was no
hoard of gold, and to send a large amount of gold by ship
from St. Petersburg to Vladivostok is ridiculous. It would
have been safer to send it by rail."
</code></pre>
<a href="https://www.nytimes.com/2000/12/08/business/investor-frenzy-over-tales-of-gold.html" rel="nofollow">https://www.nytimes.com/2000/12/08/business/investor-frenzy-...</a>
"£100 billion in gold" sounds like an implausibly large amount. I estimate it is about 3 or 4 thousand metric tons. But could such a ship carry that much?