Side Stones & Trilogy Engagement Rings

Side Stones & Trilogy Engagement Rings

Our diamond trilogy engagement rings come in many different styles and have an elegant aesthetic that stands the test of time. The visually stunning trio of diamonds sparkle brilliantly and can be customised with matching stones of your choice.

The symbolic nature of this engagement ring makes it a popular choice for the sentimental woman.

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Emerald solitaire with tapered baguettes Emerald Cut Lab Diamond Engagement Ring | Tapered Baguette Side Stones

Emerald Cut Trilogy Classic | Tapered Baguette Sides

From $3,500.00
Deltora Diamonds Marquise Cut with pear side stones engagement ring setting.Deltora Diamonds Marquise Cut with pear side stones engagement ring setting.

Marquise Trilogy Classic | Pear Sides

From $3,500.00
Deltora Diamonds Oval with Petite Pear Side Stones Setting made with sustainable lab diamonds.Oval Cut Diamond Engagement Ring | Pear Cut Side Stones

Oval Trilogy Classic | Pear Sides

From $3,500.00
Pear Shape with Pear Sides Setting made with sustainable lab diamonds.Pear Shape with Pear Sides Setting made with sustainable lab diamonds.

Pear Trilogy Classic | Pear Sides

From $3,500.00
Oval With Round Accents Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.Oval With Round Accents Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.

Oval Trilogy Classic | Round Sides

From $2,800.00
Cushion Cut with Trilliant Cut Side Stones SettingCushion Cut with Trilliant Cut Side Stones Setting

Cushion Cut Trilogy Classic | Trilliant Sides

From $3,500.00
Brilliant Cut Trilogy Engagement Ring With Sustainable Lab Diamonds. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.Brilliant Cut Trilogy Engagement Ring With Sustainable Lab Diamonds. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.

Round Brilliant Trilogy Classic

From $2,800.00
Emerald Cut Lab Diamond Engagement Ring | Trapezoid Accent StonesEmerald Cut Lab Diamond Engagement Ring | Trapezoid Accent Stones

Emerald Cut Trilogy Classic | Trapezoid Sides

From $3,500.00
Radiant Cut with Trapezoid Side Stones Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery.Radiant Cut with Trapezoid Side Stones Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery.

Radiant Cut Trilogy Classic | Stepped Trapezoid Sides

From $2,800.00
Round cut with tapered Baguette side stonesRound Brilliant Trilogy Classic | Baguette Sides

Round Brilliant Trilogy Classic | Baguette Sides

From $2,800.00
Pear Cut with Tapered Baguette Sides Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.Pear Cut with Tapered Baguette Sides Engagement Ring. Deltora Diamonds Sustainable Lab Diamond Bridal Jewellery Australia.

Pear Trilogy Classic | Tapered Baguette Sides

From $3,500.00
Oval Cut with Tapered BaguettesOval Cut with Tapered Baguette Sides Engagement Ring. Sustainable Lab Diamond Engagement Ring Deltora Diamonds. Lab Diamond Rings Australia.

Oval Trilogy Classic| Baguette Sides

From $3,500.00
Oval Cut Trilogy Engagement Ring made with Sustainable Lab Grown Diamonds from Deltora Diamonds.Oval Cut Trilogy Engagement Ring made with Sustainable Lab Grown Diamonds from Deltora Diamonds.

Oval Trilogy Classic

From $3,500.00
Deltora Diamonds Radiant Cut with Tapered Baguettes Engagement Ring made with Sustainable Lab Diamonds.Deltora Diamonds Radiant Cut with Tapered Baguettes Engagement Ring made with Sustainable Lab Diamonds.

Radiant Cut Trilogy Classic | Baguette Sides

From $150.00
Radiant Cut Trilogy Classic | Trapezoid SidesDeltora Diamonds Radiant Cut with Brilliant Cut Trapezoid Side Stones Engagement Ring made from Sustainable Lab Diamonds.

Radiant Cut Trilogy Classic | Trapezoid Sides

From $2,800.00
Deltora Diamonds Cushion Cut with Pear Side Stones Engagement Ring made with Sustainable Lab Diamonds.Deltora Diamonds Cushion Cut with Pear Side Stones Engagement Ring made with Sustainable Lab Diamonds.

Cushion Cut Trilogy Classic | Pear Sides

$2,800.00

Still not sure about which Diamond shape suits you?

Check out our Try-At-Home Kit today!

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Trilogy Side Stone Engagement Rings

Our trilogy side stone engagement rings are a true iconic design with a hint of old world glamour. Each ring is personally designed with meticulous craftmanship and exude diamond luxury without the costing the earth.

Trilogy Engagement Rings Australia

We are an Australian-based jewelers offering bespoke round cut engagement rings and free shipping with online orders.Our main headquarters are based in Sydney, Australia. However, for our engagement rings please get in touch.

Or pop into our Sydney studio where our personal diamond concierge will help you to discover more about round cut diamonds and round cut diamond engagement rings.