Nikon D90 w/Twin Lens
$1,800 w/GST (John, Jan09 - zechraffie)
To give you a rough estimate.
Nikon D90 Kit (18-105mm VR)
$1,700 w/GST 8GB, Tokina Lens filter, cleaning kit (Lord's, Mar09 - slimer)
$1,690 (TK, Oct08 - mojoe)
$1,600 (w/o GST, Parisilk, Oct08 - mojoe) free 4GB
$1,799 (Mustafa, Oct08 - sanjangr)
$1,580 w/GST (CP, Apr09 - RonQuek) 4GB, Lowepro/Nikon Bag
$1,669 w/GST 8GB SDHC (AP-F, Feb09 - koreanano)
$1,680 (TCW, Jan09 - ChickenRice)
$1,638 w/GST 4GB, Nikon Bag (HN-F, Feb09 - Voltx)
$1,660 w/GST 4GB SDHC (John, Mar09 - NeTHaCk)
$1,667 w/GST 8GB SDHC, Tripod, Nikon Bag[+$20] (HN-F, Feb09 - koreanano)
$1,680 UV-filter, 4GB, lens cleaning kit, crappy tripod (MS, May09, firstrazor)
Nikon D90 (body only)
$1,320 (CP, Apr09 - RonQuek)
$1,390 (Parisilk, Nov08 - DEENINETY) free 4GB
$1,390 (TK, Nov08 - ahandre) free 4GB
$1,300 4GB SDHC (AP, Apr09 - royarcilla)
$1,400 (TCW, Jan09 - ChickenRice)
$1,380 w/ free 4GB Kingston SDHC (MS, Feb09 - Doraemon70)
$1,380 (John, Mar09 - NeTHaCk)
$1,360 (OP, Aug09 - backlash)