Are lab-grown diamonds real diamonds?

Yes, lab-grown diamonds have the same physical, chemical, and optical properties as mined diamonds.

Why is IGI certification important?

IGI certification verifies the authenticity and quality of the diamond.

Do lab-grown diamonds last forever?

Yes, lab-grown diamonds are just as durable as mined diamonds with a Mohs hardness of 10.

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Products

modern men ring with emerald cut diamond in gold band

Siara by Ark

AXIOM MEN RING

From $490.00 AUD

Midnight Link Drop Earrings for women in modern chain style.

Siara by Ark

AZURA DROP EARRING

From $150.00 AUD

Siara by Ark

AZURE EYE RING

$199.00 AUD

Save 30%

angled view of baguette lab grown diamond trio ring

Siara by Ark

BAUGETTE TRIO RING

$1,399.30 AUD $1,999.00 AUD

Yellow

Save 30%

Siara by Ark

BELLANOVA RING SET

From $4,760.00 AUD $6,800.00 AUD

Siara by Ark

BIJOU HOOP EARRING

$110.00 AUD

Siara by Ark

BLOOMING HEART BRACELET

From $490.00 AUD

Siara by Ark

BLOSSARA STUD EARRING

$120.00 AUD

Save 30%

Siara by Ark

BRILLO RING

From $1,715.00 AUD $2,450.00 AUD

Save 70%

Siara by Ark

BUBBALE ETERNITY BAND

From $399.00 AUD $1,350.00 AUD

Siara by Ark

CERCHIO HOOP EARRING

$180.00 AUD

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Jewellery That Feels as Good as It Looks

Elevate Your Everyday with Ethical Sparkle

At Siara by Ark, we believe luxury should never come at the planet’s expense. Our lab-grown diamond jewellery is designed for those who value both beauty and integrity. From timeless necklaces to elegant engagement rings, every piece tells your story, crafted with care, love, and conscience.