How much does this cost to the nearest dollar?

Sigma f/2.8 EX DC HSM II Zoom Lens for Nikon Digital SLR Cameras
The Sigma APO F2.8 II EX DC HSM Lens has a large aperture that was designed exclusively for digital SLR cameras, and reveals its strength in close-up photography. This large aperture telephoto zoom lens is designed exclusively for digital SLR cameras with APS-C size sensors and its compact, lightweight body provides freedom of movement and versatility. The minimum focusing distance of and the high-resolution power layout have improved the strength of the lens in close-up photography. This lens offers a large aperture of F2.8 and its large depth of field offers greater freedom of creative expression. It has a maximum aperture of F2.8. Four SLD glass elements are used for maximum correction of chrom

Price is $900.00
Price: $899.99