Men's 1/2CT Diamond Fashion Ring 10k White Gold with Cage Back. Men's 1/2CT Diamond Fashion Ring 10k White Gold with Cage Back Width: 17.3mm Diamond weight: 1/2CT Gemstone weight: Total stones weight: 1/2CT. Diamond Colors: White/Brown- Natural,Black/Blue-Treated. Nissoni Jewelry is an excellent source of exclusive jewelry for all occasions such as Engagement, Wedding, Anniversary and more. Subscribe to our site today for new arrivals and best deals!.