DescriptionHigh-detail 3D CAD model of a luxury halo-style engagement ring featuring a central 9.00 mm cushion cut center stone (approx. 4.00 ct) secured by four double prongs. The gallery and band are intricately set with pave round diamonds, adding exceptional brilliance from every angle.Model Code: DDLR-260-CURing Size: US 7 (Inner Diameter: 17.27 mm)Gemstone Breakdown:Center: 1x Cushion (9.00 mm / 4.00 ct)Accent Stones: 79 Total Diamonds (4.56 total carat weight including center)Estimated Gold Weights:18KT Gold: ~4.56 g14KT Gold: ~3.88 gNote: Pre-production measurements; final finished model accounts for approximately $-0.20\text{ mm}$ casting/polishing loss.