Small in scale. Big in intention.The Heart Key Pendant Small Diamond transforms a classic key into a modern, kinetic jewel. A double concentric halo frames a single floating round diamond, while the key tooth becomes a sculpted heart—an elegant detail that replaces tradition with meaning. The result is light, contemporary, and unmistakably emotional without being sentimental.
Designed for jewelers and professional designers, this Heart Key Pendant Small Diamond 3D model balances visual movement with production logic. The rail / semi-bezel seat allows controlled diamond motion, the concentric rings maintain structural stability during casting, and the compact proportions make it ideal for petite pendants, charm collections, and layered necklace lines.
Dimensions & ProportionsTotal length: 21.80mm (petite, charm-friendly scale)
Halo head width: 8.13mm
Halo head thickness (height): 3.72mm
Overall form: Slim vertical key silhouette
Key head: Double-layer concentric rings for depth
Center stone: Floating round diamond (semi-bezel / rail setting)
Key shaft: Smooth cylindrical stem
Key tooth: Sculpted heart replacing traditional teeth
Bail: Integrated top loop for clean chain flow
Design LanguageModern Motion Aesthetic
Floating diamond introduces subtle movement and sparkle
Double-ring halo creates visual depth in a compact footprint
Heart-shaped tooth adds emotional symbolism without clutter
Manufacturing-Oriented Structure
Reinforced halo geometry for stable casting
Controlled stone seat reduces setting risk
Clean surfaces minimize post-cast finishing time
Diamond SpecificationsTotal stones: 1 round brilliant diamond
Stone size: 2.2mm (≈ 0.04 CT)
Total carat weight: 0.04 CT
Setting method: Semi-bezel / rail setting for floating effect
Visual effect: Single focal diamond enhances brilliance while keeping the pendant lightweight
Included 3D Files
3DM
STL
Optimized for CAD editing, resin printing, lost-wax casting, and stone setting workflows.
STL (Stereolithography, filesize: 778 KB), 3DM (Rhinoceros 3D, filesize: 310 KB)
