Powerful 520 Key Pendant Jewelry CAD Model

Description

Some designs speak quietly.
The 520 Key Pendant speaks in numbers—modern, bold, and instantly understood. Inspired by the numeric code for “I love you,” this contemporary key form turns typography into wearable emotion. A geometric pentagon frame crowns the pendant, while the vertical 5–2–0 numerals form a sculptural shaft that reads cleanly from every angle.

Created for jewelry manufacturers and professional designers, the 520 Key Pendant 3D model balances expressive typography with production discipline. Every edge is resolved for stable casting, pavé seats are calibrated for consistent stone placement, and the vertical proportions are tuned to reduce polishing time while preserving crisp visual contrast.

Dimensions & Proportions

• Total length: 42.18mm

• Key head width: 12.14mm

• Key head thickness (height): 2.28mm

• Overall form: Elongated vertical silhouette

• Key head: Hollow pentagon (trapezoidal geometry), wider at the top and narrower at the base

• Key shaft: Three-dimensional numerals “5–2–0” stacked vertically to form the stem

Design Language

• Contemporary Typography Meets Jewelry Form

  • Numeric sculpture transforms the key into a message piece

  • Minimalist geometry for strong visual identity

  • Clean negative space enhances lightness and modern appeal

• Production-Oriented Geometry

  • Balanced wall thickness for reliable casting

  • Defined pavé channels to minimize setting errors

  • Crisp numeral edges reduce manual finishing time

Diamond Specifications

• Total stones: 49 round brilliant-cut diamonds

• Stone size distribution (approx. carat per stone):

  • 8 × 0.85mm (≈ 0.0025 CT each)

  • 6 × 0.9mm (≈ 0.003 CT each)

  • 22 × 0.95mm (≈ 0.004 CT each)

  • 13 × 0.975mm (≈ 0.0045 CT each)

• Total carat weight: 0.139 CT

• Setting method: Pavé setting

• Stone layout: Diamonds are distributed across the geometric head and numeric stem to maintain continuous brilliance along the vertical composition

Included 3D Files

• JCD

• 3DM

• STL

Production-ready files for direct use in jewelry CAD, prototyping, casting, and stone setting workflows.

Designing a symbolic 520 Key Pendant from zero means solving typography structure, pavé depth, and casting thickness—each revision slows your production cycle.

Numeric jewelry magnifies imperfections. Slight misalignment in “5–2–0” spacing or pavé depth leads to uneven stones, weak prongs, and costly rework.

This ready-to-produce 520 Key Pendant 3D model delivers resolved geometry, calibrated pavé seats, and casting-safe proportions—so you move from concept to finished jewelry with fewer revisions and faster turnaround.