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THE VAULTSEARCH

Make this design your own

A ring is only the beginning.

Begin with this made-to-order setting, then choose the centre diamond and refinements that make it yours. You approve the complete design, quotation and timing before anything is commissioned.

Signature Lark & Berry design

Acacia Trinity Engagement Ring

Make your mark with this timeless and distinctive engagement ring. A cushion-cut cultured diamond takes center stage, gracefully framed by two marquise-cut diamonds. The clean band enhances the beauty of the central stones offering an elegant style that’s sure to stand out.

01Independently graded

IGI or GIA grading report confirmed with your selected lab-grown diamond.

02Made to your size

Made to your chosen size, with complimentary resizing up or down two sizes where the construction allows.

03Lifetime care

Lifetime warranty against manufacturing defects with valid proof of purchase, plus complimentary lifetime cleaning in store. Normal wear, accidental damage and misuse are excluded.

Read the warranty details →

Specifications for this piece

What the price includes
The displayed starting price is for the setting. Your centre diamond is selected separately and added to the complete quotation.
Centre stone included
Selected separately
Estimated lead time
Usually 3–4 weeks after your diamond and final specification are approved
Diamond grading
IGI or GIA grading report confirmed with your selected lab-grown diamond
Engraving
Complimentary personal engraving available
01

Choose the foundation

Start with this setting or bring us a different direction. We will confirm the metal, proportions and what the displayed price includes.

02

Select your diamond

Compare shapes, dimensions and diamond options with guidance. Certification and exact stone details are confirmed with the selected diamond.

03

Refine and create

Approve the final design, quotation and production timing before the workshop begins.

Need it sooner?

Tell us the date, not just “urgent”.

A two-week rush request may be considered, subject to design complexity, stone availability, workshop capacity and any applicable rush fee.

A detail just for you

Engrave it personally.

Complimentary personal engraving available. Your wording and its suitability for this setting are confirmed before production.

Made-to-order terms

Your specification is confirmed before the workshop begins.

This ring is created to your confirmed size, metal and stone specification. Once production begins, it cannot normally be cancelled, exchanged or returned for a change of mind. Rights relating to faulty, misdescribed or non-conforming goods remain unaffected, as does the lifetime warranty for eligible manufacturing defects.

Have a story but no finished design?Create a first concept with the Lark & Berry atelier →

Jewellery concierge

A question about
this exact piece?

Your enquiry will arrive with Acacia Trinity Engagement Ring already attached, so our jewellery team can answer with the right product, fit and availability in view.

Usually answered personally by the jewellery team

The story of the piece

Discover the Acacia Trinity Engagement Ring, a truly exceptional choice for those seeking the best three-stone engagement ring that masterfully combines modern design with timeless elegance. This distinguished piece features a brilliant, ethically sourced cushion-cut lab-grown diamond as its magnificent centerpiece, gracefully flanked by two sparkling pear-cut cultured diamonds. This trinity of stones beautifully symbolizes your journey together: past, present, and future. As a premier example of sustainable luxury, its lab-grown diamonds offer unparalleled fire and exceptional value, establishing it as a superior and ethical alternative to traditional mined diamond rings.

When comparing unique engagement ring styles, the Acacia stands apart from classic solitaires or halo designs. Its clean, meticulously polished band features a subtle taper that is expertly crafted to enhance the apparent size and captivating brilliance of the central diamond trio. This thoughtful engineering ensures a comfortable, yet undeniably captivating ring that harmonizes classic grace with a distinctive silhouette. Choose the Acacia Trinity ring to make a radiant and unforgettable statement, symbolizing your enduring love story.