For now it looks like only Amazon is taking PreOrders for the new lens from Nikon. Great price on this one. $219.00!

http://nikonrumors.com/2011/04/27/nikkor-af-s-50mm-f1-8g-lens-from-nikon-now-available-for-pre-order.aspx

http://www.amazon.com/gp/product/B004Y1AYAC/ref=as_li_ss_tl?ie=UTF8&tag=nikorumo-20&linkCode=as2&camp=217145&creative=399349&creativeASIN=B004Y1AYAC

H/T Nikon Rumors