DescriptionHigh-detail 3D CAD model of a luxury halo-style engagement ring featuring a central 10.25 mm heart 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-HRRing Size: US 7 (Inner Diameter: 17.27 mm)Gemstone Breakdown:Center: 1x Heart Cut (10.25 mm / 4.00 ct)Accent Stones: 79 Total Diamonds (4.56 total carat weight including center)Estimated Gold Weights:18KT Gold: ~4.59 g14KT Gold: ~3.90 gNote: Pre-production measurements; final finished model accounts for approximately $-0.20\text{ mm}$ casting/polishing loss.