The Skylight is the top of the range Velux brand model No. FS M04 and includes a built in blind. See page 9 in the online brochure (FS model) and page 12 for Honeycomb blind. Dimensions are Approx 780mm wide x 980mm long.
This model retails for $710
The blind retails for $182
Price is $400 or best offer. That's less than half the cost of a new unit.
You will need to remove this yourself with your own tools.