You can probably find a jeweler who can adjust the setting to accommodate the smaller stone, since it is not that much smaller than the setting design.
Depending on the quality of the cut, a diamond that measures 6.2 mm at the girdle may weigh about .85 carats.
No because 1,5, and 85 fit into 85
Yes
yes it will fit.
No, I do not think so.
yup
Yes it will fit.
Yes it will fit with just adding door strikers and housings from the 85 body or you can get them on ebay.
.045
The cab and front sheet metal will fit but you will have to bobb your bed about 11 inches shorter.
no
Yes