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The blue stone is indeed very stone.
If you use very little pressure, yellow is slow and very good for polishing.
If you use more pressure it is faster and cuts, rather than polishes.

I used it...

I figured as much. Good on you.
If you have one or more high end razors that cost a couple of hundred dollars each, it makes sense to have a stone like that.
I am sure it makes your honing work a...

If you don't mind me asking, what did it cost?
I paid 65 euros for my 1.5x7 yellow, and I know that the price goes up very fast with increasing width.

Beautiful.

Btw, is that a yellow Belgian that the razor is lying on?
How big is it? Looks 2.5 or 3 inch wide from the picture.
I guess an amazing razor deserves an amazing stone.