- Bénite Platinum Lab Grown Diamond Solitaire Art Deco Engagement RingUS$ 2,625.00Total diamond weight 1.43ctNina .70CT Canadien Diamond Classique Solitaire Engagement Ring 14K White Fold For WomenUS$ 3,375.00Total diamond weight .70ct1/4 carat diamond simple and elegante 18k and platinum solitaire for ladiesUS$ 1,088.00Total diamond weight .23ct