Casting Ready Sunburst Crown Halo Pearl Pendant CAD Model
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Casting ready sunburst crown halo pearl pendant CAD model featuring a radially symmetric double-prong crown halo frame, 18 uniform 1.25mm round diamonds totaling 0.126 CT, and a 10mm round pearl seat. Single-piece printable geometry with 0.08g wax CNC weight and full metal weight data across all alloy families, supplied as 3DM, STL, and JCD files.
Description
This casting ready sunburst crown halo pearl pendant CAD model is built on a fully radially symmetric single-piece structure. Eighteen double-prong crown stations are evenly distributed 360° around the pearl seat, each station elevating a 1.25mm round diamond on paired prong columns — creating a gear-profile crown outline visible at all viewing angles. The smooth rounded bail is integrated directly into the top of the halo frame, eliminating any assembly joint and maintaining structural continuity from bail tip to halo base.
The compact geometry — 10.05mm width, 0.08g wax CNC weight, and sub-1.2g metal weight in 14K Gold — positions this as a high-efficiency production file optimized for casting yield and stone setting throughput. Uniform 1.25mm stone sizing across all 18 identical crown stations simplifies setting labor and reduces per-unit production time. The open gallery beneath the halo frame supports clean investment burnout and casting flow without trapped material risk.
This jewelry CAD model is production-ready for 10mm South Sea, Tahitian, and large Freshwater pearl applications. The 10mm pearl seat diameter and crown prong height are calibrated for consistent pearl seating across pearl types within the standard 9.5–10.5mm size tolerance range. Multi-metal compatibility from 925 Silver through Platinum makes this STL file commercially flexible for factory batch production across multiple retail price tiers.
Production Analysis
- Casting Readiness: Confirmed casting ready. Single-piece radial geometry with integrated bail; clean sprue positioning at bail top; no multi-part assembly or interlocking structures. Lowest casting complexity in the pearl pendant CAD series.
- Stone Setting Difficulty: Low-Medium. 18 uniform 1.25mm round diamonds in identical double-prong crown stations. Repetitive radial setting pattern minimizes per-stone complexity. Consistent prong height alignment across all 18 stations is the primary quality control checkpoint.
- Polishing Accessibility: Low-Medium. Smooth bail exterior, outer halo ring face, and crown prong outer surfaces are fully accessible. Between-prong column gaps and open gallery underside have minor access restriction manageable with standard tools.
- Mass Production Suitability: High. Radial symmetry, single-piece casting, uniform stone sizing, compact wax volume, and low per-unit metal weight make this the highest mass production suitability profile in the pearl pendant CAD range.
- Recommended Metals: 14K Gold (YG/WG/RG), 18K Gold (YG/WG/RG), 925 Silver, Platinum (PLAT/PLAT RU). 925 Silver casting particularly suited for high-volume Etsy and retail entry-level production runs.
Market Fit Analysis
- US Market Fit: Strong. Round diamond crown halo pearl pendant designs are a consistent performer across US fine jewelry retail, bridal accessory, and anniversary jewelry channels. South Sea and Tahitian pearl versions support premium retail positioning.
- Etsy Compatibility: High. Compact crown halo pearl pendant with fine jewelry aesthetics is well-suited for 925 Silver production runs targeting Etsy buyers seeking accessible fine-jewelry-style pearl necklaces.
- TikTok Jewelry Potential: Medium-High. Sunburst crown halo profile and high-contrast Tahitian black pearl version in white gold create strong visual impact suitable for close-up product video content.
- Pinterest Visual Appeal: High. Symmetrical sunburst crown halo silhouette achieves strong thumbnail recognition across bridal jewelry, fine pearl pendant, and diamond halo necklace discovery boards.
- Commercial Flexibility: 10mm pearl seat supports South Sea golden, Tahitian black, and large Freshwater pearl substitutions. Five alloy families from 925 Silver to Platinum support retail SKU generation across entry-level, mid-market, and fine jewelry price tiers from a single production-ready file.
Product Specifications
| Dimensions | 10.05 mm (0.396″) W × 8.12 mm (0.320″) D × 15.77 mm (0.621″) H |
| Pearl Seat | 10 mm round pearl, open-back crown halo frame seat |
| Stone Details | Round Diamond — 18 stones total 18 × 1.25 mm (uniform) Total Diamond Weight: 0.126 CT |
| Metal Weight | 10K Gold (YG/WG/RG): 1.04 / 1.02 / 1.05 g 14K Gold (YG/WG/RG): 1.17 / 1.15 / 1.19 g 18K Gold (YG/WG/RG): 1.41 / 1.34 / 1.41 g Platinum (PLAT / PLAT RU): 1.84 / 1.88 g 925 Silver: 0.94 g |
| Wax Weight | 0.08 g (CNC wax reference — manufacturing use only) |
| Setting Structure | Double shared prong crown setting — 18 uniform stations, full 360° radial halo layout |
| File Formats | 3DM, STL, JCD |
| Compatible Software | Rhino 7+, JewelCAD 5.x |
Jewelry Costing: Calculate production costs with our Jewelry Pricing Calculator.
FAQ
Q: How does the double-prong crown station design affect stone setting speed compared to a standard shared-prong halo setting?
A: The 18 uniform double-prong stations are identical in geometry, which allows setters to work through a fully repetitive pattern without adjustment between stones. This typically reduces per-pendant setting time compared to mixed-size halo layouts. The consistent prong column height across all stations also reduces prong finishing labor after setting.
Q: Is the 10mm pearl seat in this casting ready CAD model compatible with both South Sea and Tahitian pearls for factory production?
A: Yes. The crown seat geometry is calibrated for 10mm round pearls and accommodates standard production tolerances of ±0.5mm across South Sea golden, Tahitian black, and large Freshwater pearl types. Pearls outside the 9.5–10.5mm range would require a seat diameter adjustment in the CAD file before production.
Q: What makes this sunburst crown halo pearl pendant CAD model particularly suited for high-volume batch casting runs?
A: Three factors combine: the single-piece casting geometry eliminates assembly steps; the 0.08g wax CNC weight supports high tree density per casting cycle; and the sub-1.2g metal weight in 14K Gold minimizes material cost per unit. These production characteristics make this model one of the most casting-efficient pearl pendant files available for volume factory workflows.
Additional information
| Paving | Paved |
|---|---|
| Gem Stone Shape | Pearl, Round |

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