Skip to product information
1 of 9

Andrew Geoghegan

Chapiteau de Diamants

Chapiteau de Diamants

Price on application

Metal
Centre Stone Weight

Description

Designer Engagement Rings - the Chapiteau de Diamants is an enchanting diamond halo ring that glimmers with luxuriant diamonds set in sublime platinum – the perfect way to mark the most romantic of events. An understated take on the grandeur of the Chapiteau de Paraiba, the seductive design sparkles with drama and opulence. The soft curve of the band gives rise to a distinctive hexagonal setting, home to a pool of exquisitely cut diamonds that play with the light for a captivating, magical display.

SPECIFICATION:

A strikingly clear, bright diamond center in a gleaming platinum setting. Pictured with a 0.33ct centre

STONE SIZE OPTIONS:

CENTRE STONE WEIGHT (CT) HALO STONES WEIGHT TOTAL (CT)
0.33 0.05
0.45 0.11
0.50 0.11

COLLECTION OPTIONS:

The sensational Chapiteau de Diamants as well as hexagonal engagement rings is also available in a host of precious stones set in platinum 18ct rose, or yellow gold. The Chapiteau matching wedding ring is available with a full or half-diamond set band or as a plain band. Pendants, bracelets, and earrings are also available.

WHY DO WE EVEN WANT HEXAGONS IN DESIGNER ENGAGEMENT RINGS?:

When you become a little obsessed with hexagons you notice they are everywhere you look - interior designs, clothing, and more interestingly nature. The following link gives you some great information on the significance of this wondrous shape - hexagons everywhere.

View full details

FAQ

Who is Andrew Geoghegan? +
An award-winning jewellery designer, my journey began in a humble garden shed – today I create inspired, unique and beautiful pieces for clients across the world, each one a testament to technical mastery. I split my time between the UK and Portugal, drawing inspiration from nature, life experience, and ancient artefacts. Read more in the About page.
Where are the pieces made and are the materials ethically sourced? +
The majority of AG pieces are made in the UK, and we also work with a trusted Portuguese workshop. All of our suppliers are members of recognised industry bodies that promote ethical trading. We use trusted UK and international partners to source the finest materials, and all our diamonds come from suppliers who comply with the Kimberley Process.
How can I view your pieces in person? +
If you’d like to view a piece before ordering, please get in touch. We’ll advise you on the best way to see it in person – whether via private consultation or another option that suits you.
Production Time & Express Orders +
Collection pieces typically take around 4 weeks to make. Some items are available in stock for faster delivery – and our 5-Day Shipping Collection can be with you almost immediately. Need something sooner? We offer an express service on a case-by-case basis – just ask.
Can I customise one of your designs? +
Absolutely – collection pieces can be tailored to your preferences, from stone type and size to metal choice. For something entirely personal, explore our bespoke service.
What about engraving? +
We offer both hand and laser engraving on most designs, available for an additional fee.
How does your bespoke service work? +
We’ll guide you through every stage – from your first idea to the finished piece. It begins with a conversation and unfolds through sketches, stone sourcing, and ultimately the creation of your one-of-a-kind design.
Do you ship internationally? +
Yes – we ship worldwide. Please note that if you're outside the UK, duties, taxes, and VAT may apply and will be your responsibility. If you’d like an estimate or advice, we’re happy to help.
What if I don’t know the ring size? +
No problem. If it’s a surprise, we have discreet ways to help you find the right size. If it’s not a surprise (or for yourself), we’ll be happy to guide you. Just get in touch – we’re here to help.
What is your warranty and returns policy? +
We take great pride in our craftsmanship. If a manufacturing fault arises within 12 months, we’ll repair the piece free of charge. This doesn’t cover wear and tear, accidental damage, or loss – but we’re always happy to assist with repairs or servicing. Most of our pieces are made or adjusted to order and are non-returnable. However, if there’s a concern, please contact us – we review every case individually and always aim to support you. Unworn cufflinks may be returned within 90 days in their original condition and packaging. Return shipping is the customer’s responsibility.