DescriptionHigh-detail 3D CAD model of a luxury halo-style engagement ring featuring a central $12.50 \times 8.50\text{ mm}$ oval 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-OVRing Size: US 7 (Inner Diameter: 17.27 mm)Gemstone Breakdown:Center: 1x Oval Cut ($12.50 \times 8.50\text{ mm}$ / 4.00 ct)Accent Stones: 81 Total Diamonds (4.57 total carat weight including center)Estimated Gold Weights:18KT Gold: ~4.67 g14KT Gold: ~3.97 gNote: Pre-production measurements; final finished model accounts for approximately $-0.20\text{ mm}$ casting/polishing loss.