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 & ProportionsTotal 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 LanguageContemporary 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 SpecificationsTotal 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

3DM

STL

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