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

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angled view of spotlight lab grown diamond ring in 14k gold

Siara by Ark

SPOTLIGHT RING

From $1,749.30 AUD $2,499.00 AUD

White
Yellow

Siara by Ark

STAR CHARM

$88.00 AUD

Siara by Ark

STARBURST NECKLACE

$139.00 AUD

Siara by Ark

STARLIT RING

From $610.00 AUD

blue sapphire single band ring with lab grown diamonds

Siara by Ark

STARRY SAPPHIRE RING

$599.00 AUD

Yellow

Siara by Ark

STATION NECKLACE

$149.00 AUD

Save 30%

Siara by Ark

STELLA RING

$1,645.00 AUD $2,350.00 AUD

Siara by Ark

STRAVELLE STUD EARRING

$130.00 AUD

Siara by Ark

SYMBOL HOOP EARRING

$170.00 AUD

angled view of lab grown diamond t ring design

Siara by Ark

T NARROW DIAMOND RING

From $450.00 AUD

blue gemstone chain ring with tanzanite in gold

Siara by Ark

TANZANITE CHAIN RING

$399.00 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.