0.70 ct Princess cut solitair diamond engagement ring

Robust vintage 1980’s 18 carat white gold and diamond ring. The 18 carat white gold ring is set with a beautiful princes cut natural diamond weighing 0.70 ct with an I color (nearly colorless) and a VVS clarity.  The professionally restored ring currently is a US size 7¼, UK size O½, circumference 55mm, cross section 17½ mm. Resizing included.