If you have not bought the d600 yet Nikon Singapore is currently having a purchase with purchase promotion.
24-85, 24-120 and 28-300. How coincidental
http://www.nikon.com.sg/tmp/AYl/RTz/Dn2/CEs/BSD.jpg
Interestingly, the PWP prices seem to be much higher than the street prices that you get... eg the 24-120 is selling at around $1.6k?