Custom Lab-Grown Diamond Engagement Rings & Fine Jewelry

KAVEX

LABS

Bespoke fine jewelry and bridal commissions, engineered directly at the source.

Designed in:

SCANDINAVIA

Facilities:

06 GLOBAL

Retail Markup:

Production:

DIRECT ACCESS

About Us

Direct Factory Access

KAVEX Labs operates a global manufacturing network for bespoke 18K jewelry and lab-grown diamonds. By skipping the Madison Avenue boutique, you secure a 3-carat VVS diamond for the price of a 1-carat. The laboratory is your secret to financial leverage.

High-Net-Worth Concierge

Your private concierge handles everything from sourcing the perfect stone to CAD design and final casting. We engineer your engagement ring or tennis bracelet in-house to exact specifications, delivering a true red-carpet experience.

Commission Your Ring

Direct
Access.

You are two steps ahead in the supply chain. We work directly with the factories, handle the quality control, and pass the savings directly to you.

        DRAG TO CALCULATE
      

$7,500

$25,000

KAVEX LABS

TRADITIONAL
RETAIL

Custom Flawless Lab-Grown Diamonds and Colored Gems

Fancy Colored Diamonds

Vivid canary yellows, rare blush pinks, and oceanic blues. Museum-grade color saturation secured through our private broker syndicate without auction house markups.

Commission Your Ring

01 Fancy Colors

02 Exotic Emeralds

03 White Diamonds

04 Loose Parcels

1 / 5

Connect

We start on your floor, not in a proposal — learning how you build,where the bottlenecks are, and what "better" actually means for yourline.

2 / 5

Design & CAD

We map the work to a clear plan: what to automate, what to leave, andthe throughput and tolerances the system has to hit.

3 / 5

Production

Every mount is precision-cast in solid 18K gold or 950 platinum —custom engineered for structural permanence and maximum light return.

4 / 5

Delivery

Fully insured, globally tracked, and securely delivereddirect from our facility to your door. The true private jeweler experience.

5 / 5

Lifetime Care

We stay after the line is live — monitoring, training your team, andrefining as your production changes.

01 — Understand: We start with your vision, not a showcase display — learning your style, preferred diamond shapes, and exactly what perfection means to you.
02 — 3D Design: We create a photorealistic 3D design of your ring for you to inspect and approve before any gold is cast.
03 — Forge: Your piece is poured in solid 18K gold or platinum and hand-finished by master jewelers in our private workshop.
04 — Integrate: Fully insured, globally tracked, and securely delivered direct from our facility to your door. The true private jeweler experience.
05 — Lifetime Care: Every commission includes a lifetime warranty, complimentary annual ultrasonic cleaning, and free resize support.

Kavex Labs • Technology

IN-HOUSE
INNOVATION

Research & Development

WHY WE
DO WHAT
WE DO

We engineer flawless engagement rings and fine jewelry. By sourcing the highest grade diamonds—perfect for any project—and machining our own settings, you get access to legacy-house craftsmanship without the retail markup. Engineering perfection down to the atomic level.

Explore the Lab

The End Result

DELIVERING ON
A SINGULAR
VISION

From sourcing the perfect center stone to executing bespoke bridal commissions. Whether it's a flawless engagement ring or a custom wedding band, you are buying direct from the source. No middlemen. No compromise. Just pure execution.

Commission a Ring

Direct from the Lab

OUR EXPERTISE

Bridal & Engagement

Flawless lab-grown center stones set in heavy 18K gold or platinum. Engineered to your exact specifications without the legacy retail markup.

Commission a Ring

Tennis Bracelets & Necklaces

Perfectly matched VVS1 stones, hand-set under 40x magnification. Engineered for extreme brilliance and uncompromising structural durability.

View Specifications

Bespoke Fine Jewelry

From custom pendants to fancy color diamond earrings. You provide the reference or inspiration, and our lab engineers the reality.

Start a Project

1 / 4VOGUE

“Kavex Labs operates more like a supercar atelier than a jewelry boutique. Sourcing flawless stones directly from the cutter to engineer bespoke high-jewelry without the legacy retail markup.”