Pieces and categories
List the diamond brooches you need: categories, styles, sizes and how many designs. Mark which pieces are core and which are optional.
AVYK Diamonds · supplier evaluation guide
Diamond brooches: Supplier evaluation guide
Use this supplier evaluation guide to plan diamond brooches before talking to a manufacturer. It lists what to decide, what to ask for and what to check, so the first conversation with the AVYK atelier is specific.
- 30+ yearsin international trade
- Bangkokatelier, made in-house
- GIA / IGIcertified diamonds
- 4 regionsEurope, Asia, Middle East, USA
Guide
What to decide before you enquire
Stones
Note diamond shape, size range, colour and clarity targets, and any fancy coloured diamonds or gemstones such as emerald, ruby or sapphire.
Metal and finish
Choose metal colours and purity, finish, and any hallmark or stamping your market requires.
Quantities and timing
Give realistic quantities per design and the date the pieces must reach you, including any fair or season deadline.
Supplier evaluation guide
Checklist for diamond brooches
- Ask which diamonds carry GIA or IGI certificates and how certificate copies are shared.
- Confirm metal purity and hallmarking for the markets where you sell.
- Agree on references: sketches, photos or existing pieces the atelier should follow.
- Ask how samples, approvals and changes are handled before production.
- Clarify packing, shipping and import documents for your country.
- Record who approves designs, stones and final pieces on your side.
Comparison
A vague request vs a prepared brief
| Area | Vague request | Prepared brief |
|---|---|---|
| Stones | "Good quality diamonds" | Shape, size, colour and clarity ranges with certificate needs |
| Design | A mood or a single photo | References, dimensions and must-keep details |
| Quantities | Not stated | Pieces per design and reorder expectations |
| Timing | "As soon as possible" | A delivery date tied to a fair, season or client |
Next step
Send the brief to the atelier
- Share the brief
Use the form with the points above. Attach references by email if needed.
- Atelier review
The team checks feasibility, stones and certificates and replies with questions or options.
- Meet
Continue by email, at a Bangkok appointment or at a trade fair.
FAQ
Questions buyers ask
Who is this supplier evaluation guide for?
It is written for high-jewellery retailers and collectors’ advisers preparing to source diamond brooches.
Does this page show prices?
No. AVYK confirms pricing after reviewing stones, metal, design and quantities in your brief.
Who does AVYK Diamonds work with?
AVYK supplies jewellery retailers and luxury brands. The house has built trade relationships across Europe, Asia, the Middle East and the United States over more than thirty years.
Where is the jewellery made?
Pieces are designed, set and hand-finished in the AVYK atelier in Bangkok, Thailand, where design, gemology and craftsmanship work under one roof.
Are the diamonds certified?
AVYK works with GIA / IGI certified diamonds and hallmarked precious metals. Ask for the certificate details for any specific piece during your enquiry.
Can I visit the atelier?
Yes, by private appointment. You can also arrange to meet the team at a trade fair or at a location of your choosing.
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Bring your next collection to the atelier
Send a short brief, book a private appointment in Bangkok or meet us at a trade fair.