Trigonum Aureum Diamond Triangle Ring

18ct yellow gold, Diamond 0.70 ct and 1.65 ct.

$23,500

One 18 karat yellow gold channel and claw set flowing triangle diamond ring.

$23,500

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Trigonum AureumThe Golden Triangle
A diamond triangle ring with a clear geometric soul, Trigonum Aureum takes its name from Latin. Trigonum means triangle, while aureum means golden. Therefore, the design feels bold and balanced. A central triangle diamond anchors the form. Meanwhile, smaller diamonds create bright lines around it.

Design Description
Crafted in 18ct yellow gold, this diamond triangle ring frames a sculptural triangle face with strong diamond light.

 

|18 karat yellow gold
|Channel and claw set flowing triangle diamond ring.
|The face measures 18.8 x 20.4mm
|Sits on a half round shank
|Stamped OJ 750.
|Diamond. 1=0.69ct and 23=1.65ct Triangle Ring

As style context, Natural Diamonds’ trillion cut diamond guide explains the appeal of triangular diamond shapes. It also highlights their modern edge and strong sparkle. Therefore, Trigonum Aureum speaks to a sharper kind of elegance.

In fashion, bold rings are becoming more personal. For example, Vogue’s one-and-done ring report shows how stand-alone rings can carry meaning and style. As a result, this ring feels powerful without needing a stack.

Also, Who What Wear’s geometric jewellery editorial frames shaped jewellery as art for the hand. This matters here because the triangle is the whole story. It gives the ring direction,structure, and presence.

Within Ojamie’s collection, Trigonum Aureum sits naturally among fine diamond rings. It also connects with Geometric Brilliants. Therefore, this diamond triangle ring feels made for collectors who want form, light, and quiet force.

If you envision a custom variation—perhaps a gemstone of personal significance, a tailored setting, or a detail only you would notice— we invite you to begin a private consultation with our designers to bring your vision to life.

*Our website prices are listed in AUD

Available in rose, yellow, or white
gold

Ready to ship in 2-3 days. For customized orders, see below.

Free
worldwide
delivery

This image features complementary pieces styled together.
Each item is available separately within our collection.
Click image to explore

Worn Together

Impeccable Jewels

The Finer Details: At Ojamie, each piece is individually crafted with precision and care.

We hand-select every diamond and gemstone, prioritizing quality over bulk sourcing.
In our design, every detail—from the setting’s thickness to the final polish—is thoughtfully refined for lasting beauty.

More than jewellery, our pieces are made to be cherished for a lifetime.

Ready to ship in 2-4 days or 2-4 weeks

In-store pieces ship within 2-4 days, while The Finer back-ordered items take 2-4 weeks to create.

Each piece is individually crafted, and due to the natural variation in gemstones, what you see in the photo may slightly differ. We work exclusively with unique, natural gemstones, chosen to match your style, ensuring your jewellery is truly one of a kind.

Gift Wrapping

Our jewellery is presented in leather-lined wooden boxes, wrapped in tissue, inside elegant white packaging.

Free Shipping

We offer free standard delivery with no order minimums for all the countries on our shipping list.

Secure Payment

All payments are encrypted and secure. We accept a wide variety of payment methods (and will be adding even more).

Jewellery Care

Cautious care will preserve the original gloss and elegance and may prohibit future restoration of your jewellery.

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