Diamond Duo & Co.Diamond Duo & Co.
Est. MMXXIV · By Appointment

Diamonds,

on your terms.

Customized modern jewelry — natural & lab-grown — crafted to your brief. GIA & IGI certified.

Begin a commission The collection
120+
Bespoke pieces
4–6
Weeks per piece
GIA / IGI
Certified stones
Featured · N° 014

The Solis

Solitaire.

A 1.42 ct lab-grown brilliant, six-prong on a hand-finished platinum band. GIA-paired, hand-cast, polished to mirror.

Stone
1.42 ct
Cut
Round brilliant
Clarity
VVS1 · D color
Setting
Pt-950 · 6-prong
Cert.
GIA
Price on inquiry
Contact us to begin
Inquire
At the bench

Four steps.
One commission.

01
Conversation
DM, email, or studio visit. We learn your mood, references, budget, and the story behind the piece.
1–2 days
02
Drawing
A hand sketch followed by a photorealistic CAD render. Two rounds of revision included.
3–5 days
03
Stone
Natural mines or lab-grown — we present shortlisted stones with full certificates. You choose.
3–7 days
04
Bench
Hand-cast in your chosen metal, hand-set, rhodium-finished if white gold. 4–6 weeks bench time.
4–6 weeks
See the full process →
Autumn 2026 · Twelve studies

Hand-set,
one at a time.

See all twelve →
In good company

Press & word-of-mouth.

"A new vocabulary for modern engagement design."
— Vogue Brides
Begin a commission
diamondduo.co@gmail.com