Help me find a 1.5-1.75CT ...proposing in 2 weeks!!!

[baearea]

My budget for the diamond and setting is $12.5K MAX. Here's what I'm looking for 1.5 - 1.75 Carat, VS2, Round, Very good or Ideal cut, I-G on color (Not a big deal). Proposing in 2 weeks!

 

[baearea]

Any thoughts on this: http://www.jamesallen.com/loose-diamonds/round-cut/1.79-carat-i-color-si1-clarity-excellent-cut-sku-682775