This exquisite 18ct white gold ring is adorned with a stunning 1.05 carat tw lab-grown diamond. The diamond's captivating princess and round brilliant cut adds a luxurious sparkle to the ring, perfect for adding an elegant touch to any special occasion. Grace your finger with this timeless piece of jewellery, complete with a GIA certification.
Promise 18ct White Gold Princess & Round Brilliant Cut 1.05 Carat tw Lab Grown Certified Diamond Ring
- Since 1903
- IGI certified
- Only at Mazzucchelli’s
Want to see it first?
Try it on in any of our stores, or take a private video consultation with a jewellery specialist from home.
Promise
For the quiet “yes” that marks the start of something real.
Set with lab-grown diamonds that share all the fire and brilliance of one formed in the earth, this ring holds the whole story: every glance, every laugh, every small moment that led to this one. Every Promise design is exclusive to Mazzucchelli’s, with selected styles independently certified by IGI or GIA.
Your story. Your promise.
The piece
Crafted to be kept
1.05 ctw of princess cut & round cut lab grown diamonds, set in 18ct white gold.
- 18ct White Gold
- 75% pure gold, rich in colour and strong enough to be worn every day for a lifetime.
- 1.05 ctw Lab Grown Diamonds
- Grown above ground with the same physical, chemical and optical properties as a diamond formed in the earth.
- DEF colour · VVS1-2 clarity
- How white and how clear a diamond is. Together, colour and clarity shape the way it holds and returns light.
- Princess Cut & Round Cut
- The cut decides how light moves through the stone: its brilliance, fire and sparkle.
- IGI certified
- Independently graded by IGI, so its quality is documented, not just described.
Stone, to setting, to you
Chosen with care. Kept for a lifetime.
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01
123 years of expertise
Since Matthew Mazzucchelli and Sam Downes opened our Golden Doors in 1903, we have helped Australians mark the moments that matter.
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02
Curator of fine jewellery
We search the world for the finest craftsmanship and quality, and follow every diamond from stone, to setting, to you.
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03
Cared for, for life
Protect it with an Extended Care Plan for 3 years or a lifetime, including complimentary cleaning in any of our stores.
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04
See it before you decide
Visit one of our stores, or book a private video consultation with a jewellery specialist from home.
Carry love with you always.
Mazzucchelli’s · Since 1903
































