14K Yellow Gold Miami Cuban Link Chain with Custom Box Lock
Chain (Cuban/Curb Link) · Yellow Gold. The alloy likely contains silver and copper to retain the traditional warm golden hue.
Purity: 14K (58.5% Gold content). This is a standard jewelry alloy providing a balance of rich color and durability.

Type
Chain (Cuban/Curb Link)
Purity
14K (58.5% Gold content). This is a standard jewelry alloy providing a balance of rich color and durability.
Gold Type
Yellow Gold. The alloy likely contains silver and copper to retain the traditional warm golden hue.
Weight
Estimated 80-120 grams. Based on the thick link profile and visual density, this appears to be a solid (not hollow) construction.
Description
A substantial and iconic Miami Cuban link chain, crafted in solid 14K yellow gold. This piece features thick, closely spaced links that drape with significant weight. The high-polish finish reflects light brilliantly, while the heavy-duty box clasp ensures both security and a personalized aesthetic through its unique maker's mark.
Key Features
Tight link spacing, solid construction (no visible seams or hollow points), and a custom-engraved oversized box clasp.
Color & Finish
Deep, saturated yellow gold with a high-polish mirror finish. There is visible reddish-purple oxidation on the clasp area, indicating a copper-heavy solder or surface contamination.
Hallmarks & Stamps
The clasp features a custom geometric maker's mark within a diamond border. Purity stamps likely reside on the inner tongue of the box clasp (expected 14K or 585).
Dimensions Estimate
Link width: ~8mm to 10mm; Chain length: ~20 to 24 inches; Fit: Standard heavy-weight masculine profile.
Gemstones & Inlays
None visible. The aesthetic is focused on pure metalwork and link consistency.
Clasp & Closure
Double-safety box clasp. It includes a custom-engraved top plate and two side safety latches for high security common in heavy chains.
Chain & Links
Miami Cuban links characterized by round, bold, interlocking circular links with flat faces. Machine-cast and hand-finished for tight tolerances.
Craftsmanship Details
High-quality precision casting. Links are uniform with excellent flexibility. The box clasp is well-integrated with flush-fitting safety arms.
Authentication Indicators
The weight-to-volume ratio appears consistent with genuine gold. Smooth articulation of links and the complexity of the box clasp are hallmarks of mid-to-high-end jewelry production.
Origin & Maker
Likely American or Italian manufacture. The custom logo on the clasp suggests a specific boutique jeweler rather than a mass-market brand.
Era & Period
Contemporary (2000s-present). The Miami Cuban style became a staple of modern luxury and hip-hop culture during this era.
Age Estimate
Produced within the last 5-15 years based on the clasp style and contemporary link tightness.
Cultural Significance
A symbol of status, wealth, and success in modern urban culture; often passed down as a foundation piece in personal jewelry collections.
Condition Notes
Very Good. The links show minor surface scratches consistent with wear. Notable tarnish/oxidation on the clasp requires professional cleaning.
Value Estimate
Market value varies by weight. At 100g, melt value is approx. $4,300 (gold at $2,300/oz). Retail replacement value: $7,500 - $10,000.
Care & Maintenance
Clean with warm soapy water and a soft brush. Use a professional polishing cloth for the clasp. Avoid chlorine, which can weaken gold alloys over time.
Similar Items
Figaro chains (alternating link patterns), Rope chains (twisted appearance), or Gold-Filled Cuban chains (significantly lower value).
Interesting Facts
The Miami Cuban link is a variation of the standard curb link, refined in the 1970s and 80s in Miami, Florida, to be rounder and bolder.