- Sacré-Coeur 14K Gold 2-Tone 2.00CT Diamond Solitaire with Heart Prongs and Surprise Diamonds Engagement RingUS$ 8,625.00Total diamond weight 2.08ctFlorence 14K Yellow And White Gold Accented Solitaire 2.28CTS Oval Lab Grown Diamond Flower Setting Engagement RingUS$ 4,425.00Total diamond weight 2.57ct