Elegant Heart Key Diamond Pendant Necklace
$6.00
The Heart Key Diamond Pendant Necklace 3D model features a romantic dual-pendant design with a decorative key and heart charm set with 11 round diamonds totaling 0.035 ct.
Includes JCD, 3DM, and STL files, ready for jewelry rendering, prototyping, and casting workflows.
Description
Heart Key Diamond Pendant Necklace 3D Model
Some jewelry tells a story with one symbol.
This one tells it with two.
The Heart Key Diamond Pendant Necklace combines a delicate heart charm with an ornate key pendant—two separate elements connected by a circular link, sharing the same necklace while keeping their own identity.
It’s a simple idea with powerful symbolism.
A key.
A heart.
And the meaning behind them: the key to someone’s heart.
But while the message is romantic, the construction is precise. The key features detailed openwork ornamentation and diamond accents that require careful CAD modeling to achieve the right balance between delicacy and structural integrity.
That’s where this Heart Key Diamond Pendant Necklace 3D model makes the difference.
Instead of spending hours building symmetrical filigree shapes, stone seats, and proportions from scratch, jewelry designers receive a production-ready CAD model that moves directly into rendering, prototyping, or casting.
Because sometimes the best design isn’t the one you draw.
It’s the one you can produce efficiently.
Design Structure
Dual Pendant Composition
The Heart Key Diamond Pendant Necklace features two independent pendants connected by a circular ring.
This structure creates a layered jewelry effect often seen in modern luxury necklaces.
Components include:
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decorative key pendant
-
minimalist heart charm pendant
-
circular connector ring designed for chain attachment
This arrangement allows both pendants to move naturally while maintaining visual harmony.
Ornamental Key Pendant
The centerpiece of the Heart Key Diamond Pendant Necklace is a refined key design inspired by Victorian romantic jewelry.
Key characteristics include:
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openwork decorative head
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clover-heart inspired floral geometry
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symmetrical ornamental structure
The delicate patterns create a light, elegant look while maintaining strong metal support for stone settings.
Diamond accents highlight the center floral motif and the lower section of the key shaft.
Heart Charm Pendant
Paired with the key is a simple heart charm that balances the ornate key design.
Features include:
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smooth heart silhouette
-
subtle diamond centerpiece
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minimalist metal finish
This clean design contrast enhances the romantic symbolism of the Heart Key Diamond Pendant Necklace.
Diamond Details
The Heart Key Diamond Pendant Necklace includes 11 round brilliant diamonds placed strategically across both pendants.
| Location | Stones | Size | Approx Carat |
|---|---|---|---|
| Key floral head | 9 pcs | 0.8 mm | approx 0.001 ct each |
| Key lower section | 1 pc | 0.8 mm | approx 0.001 ct |
| Heart charm center | 1 pc | 1.6 mm | approx 0.015 ct |
Total Diamond Weight: 0.035 carats
These stones add subtle sparkle without overpowering the elegant design.
Pendant Dimensions
Key Pendant
| Specification | Measurement |
|---|---|
| Width | 8.93 mm |
| Height | 18.22 mm |
| Thickness | 2.35 mm |
Heart Pendant
| Specification | Measurement |
|---|---|
| Width | 7.40 mm |
| Height | 6.75 mm |
| Thickness | 2.08 mm |
The compact proportions make the Heart Key Diamond Pendant Necklace ideal for delicate romantic jewelry collections.
Included 3D Model Files
The download package includes professional jewelry CAD formats:
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JCD file – Jewelry CAD format
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3DM file – Rhino editable model
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STL file – optimized for 3D printing and casting
These formats integrate seamlessly into modern jewelry production workflows.
Designed for Jewelry Makers
Designing a Heart Key Diamond Pendant Necklace manually requires several detailed CAD steps:
-
constructing openwork ornamental shapes
-
maintaining symmetry in floral key patterns
-
positioning diamond seats accurately
-
balancing two separate pendant elements
Even experienced CAD designers can spend hours refining these details.
This professionally prepared Heart Key Diamond Pendant Necklace 3D model allows jewelers to skip the repetitive modeling stage and move directly into production.
Less CAD work.
More jewelry creation.
Designing a detailed Heart Key Diamond Pendant Necklace requires precise CAD work for openwork ornamentation and diamond placement.
Creating symmetrical floral structures and integrating multiple pendant elements can consume valuable design time and slow jewelry development.
Use this ready-to-use Heart Key Diamond Pendant Necklace 3D model, allowing jewelry designers and manufacturers to accelerate production without sacrificing design detail.
Additional information
| Paving | Semi-Paved |
|---|---|
| Gem Stone Shape | Round |

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