According to info from Fudzilla.com, Haswell Shark Bay Ultrabooks, expected to show up in Q3 this year, will feature US $699+ price tag while some with advance features will go for US $799.
According to the info, baseline specifications for the Shark Bay Haswell based Ultrabooks will feature touch screen, fast wake, all day battery life, sensors, Intel WiDi and a US $699+ price tag. Furthermore, the advance features like voice recognition and facial recognition support seen earlier at CES, full HD screen, SSD, convertible design, WWAN, CCF 2.0 and vPro features for corporate users will bring the price up to anywhere between US $799 to US $999+ according to Intel.

Intel will use U series CPUs with TDP of between 15W and 25W for this platform and same notebooks will be able to use some Y series CPUs as well.

Source: Fudzilla.com.