What would be the price range for a ring with these specifications?
Cut Princess Cut Diamond
Carats 1.01 Carat
Clarity SI1 (Eye clean)
Color G - White
Polish Good
Symmetry Very Good
Measurements 5.22 x 5.13 x 4.05 mm
Depth 78.9%
Table 70%
Ring metal 950 Platinum
$3-4K for the diamond (depending on if it's GIA or EGL) & $450 or so for the platinum band.
A better question would be if that diamond is worth whatever you were quoted - it's really too deep for a princess & faces up smaller than a carat... there's a great cut chart on the gemappraisers site that'll give you some idea as to what to look for in a princess cut