"K-1889" was designed and built by Sydeian, and it has been featured on the BBC, presumably on some dull morning.
Yeah . . . Sometimes our posts really don't need explanations beyond the title. After dropping in this little link as an explanation for "steampunk", it turns out that this is one of those instances.
Found on the TARDIS Newsroom, which found it on the TARDIS Soup, which found it on the original page. Funny how these things work out.