Platinum Round Engagement Ring Mounting

With a classic style, this platinum ring mounting has a 4-prong setting that holds one 5mm (1/2 ct., approx.) round faceted gemstone. Cut a seat in the prongs to accommodate your stone, then burnish the prongs over the stone to secure it in place.

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Ring size: 7
Style: Engagement
Metal type: Platinum
Metal color: White
Purity: .950
Setting type: 4-prong
Band shank width: 1.75mm, 2.12mm, 2.65mm, 2.2mm
Fabrication method: Cast
Mounting or bezel shapes: Round
Mounting or bezel sizes: 5mm, 7.3mm, 10.25mm, 6.5mm, 9.1mm, 8mm
Quality marked: Yes
Net weight: 4.054g (0.143 ounces), 6.029g (0.213 ounces), 9.275g (0.327 ounces), 4.271g (0.151 ounces), 9.013g (0.318 ounces), 6.388g (0.225 ounces)
Country of origin: China
Primary stone size: 1/2 ct., 1-1/2 ct., 4.1 ct., 1 ct., 2-3/4 ct., 2 ct.