From GIA Certified Appraisal dated March 30, 2024:

14KT yellow gold round diamond solitaire on wide band. White gold 6-prong setting on 10.2mm wide polished gold band.

Ring Size: 8-3/4

Diamond Cut: Round Brilliant Cut Diamond measures 8.26 - 8.30 x 5.5mm and is estimated to weigh 2-1/3ct. 

Diamond Color: Color is K-L

Diamond Clarity: Very Very Slightly Included (VVSI)

Total Weight is 11.6 grams complete.

See attached documents for actual appraisal and diamond grading form.