Naga Storm is the top dagger and has Focus SA, so what's the point of the question? :)
Unless of course you have some adena constraints, in which case depends on other factors, like what buffs you have. I use a SS+3 for the simple reason I bought it for something more than 30kk and I'm not eager to pay the ridiculous sum for the SA crystal.
What he said. A grade weapons are so c5... Get nicely OE B grade and you're set till S grade (that's a general advice for all classes, non-fighting buffers excluded)
What She said. A grade weapons are so c5... Get nicely OE B grade and you're set till S grade (that's a general advice for all classes, non-fighting buffers excluded)