According to Fuji’s choose-film.com Web site, the new Velvia 50 slide film has been released in the UK.
As best as I can tell, it’s also available in Japan, but not yet in North America.

On the heels Fujifilm UK’s announcement last week that Velvia 50 slide film would be reintroduced to the UK [see previous post], Fujifilm USA today announced that the same would happen in the US:
Fujifilm press release:

FUJIFILM U.S.A., Inc. is pleased to announce plans to re-introduce an ISO 50 Fujichrome Velvia professional film, tentatively named Velvia [...]

Aw yeah! Velvia 50, a very saturated, fine-grained slide film loved by landscape photographers, will return! It’s also really nice to cross process in C-41 chemistry, just shoot at EI 25 for a nice density range.
Fujifilm press release:

Fujifilm Professional is delighted to announce that the company is planning to re-launch Fujichrome Velvia 50 into the [...]

Fujifilm press release:
Fujifilm Professional has announced that the final shipment of Fujichrome Velvia 50 has now been received.
This means that once the stock held in the company’s warehouse has been sold there will be no more of the film available.
Fujifilm has been forced into ceasing production of Velvia 50 due to vital raw materials used [...]