1.50 ct preference · D–F · VS1–VS2
A little extraordinary.
Entirely yours.
Lab-grown diamonds and coloured gemstones,
personally selected for your next chapter.
Chosen for you
A selection guided by your taste and your priorities.
Details before decisions
The actual stone, report and complete quote, agreed before you order.
A personal conversation
Real people, here to help you find what feels right.
Find your kind of brilliance.
Nine silhouettes. One considered choice. Begin with the shape that speaks to you.
Explore diamonds
1.50 ct preference · D–F · VS1–VS2
Oval diamond
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1.50 ct preference · D–F · VS1–VS2
Pear diamond
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1.50 ct preference · D–F · VS1–VS2
Emerald diamond
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1.50 ct preference · D–F · VS1–VS2
Cushion diamond
Request a selectionA starting point for your selection. Exact availability, documentation and price are confirmed individually.
A world beyond white.
From soft yellow to vivid colour, choose a stone with its own character.
Explore fancy colour
Colour, with character.
A personal palette of lab-grown emerald, ruby and Paraiba-colour gemstones.
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The stone is only
the beginning.
Your taste, your proportions, your priorities. We help turn them into a considered choice, with the details agreed before you order.
Our approachFor the hands
that create.
A sourcing partner for independent jewellers and ateliers. Single stones, matched pairs and melee, selected to your brief.
Work with Casta DivaA little clarity.
Useful knowledge, before an important choice.
Read the journal01 / THE ESSENTIALSLab-grown.
A silhouette
Beyond a number
Lab-grown.
Not a look-alike.
Understand origin, disclosure and the questions worth asking.
Read the guide02 / YOUR PROPORTIONSA silhouette
that feels like you.
How shape and measurements change the impression of a stone.
Read the guide03 / THE DETAILSBeyond a number
on a report.
Use laboratory documentation alongside actual stone imagery.
Read the guide