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If you are purchasing from the Upgrade Collection, enter the code UPGRADEME in the dropdown below to get your Complimentary Carat upgrade.


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The Complimentary Carat

8 Styles | 1 - 5ct | Free Upgrade

Upgrade Collection
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Abigail... Lab Grown Diamond Set Wedder in 18ct Gold
Abigail... Lab Grown Diamond Set Wedder in 18ct Gold
Abigail... Lab Grown Diamond Set Wedder in 18ct Gold
New

Abigail... Lab Grown Diamond Set Wedder in 18ct Gold

$4,495.00
Lab grown diamond tennis bracelet in white gold on a white background at LeGassick, Gold Coast, Australia.
 
Lab grown diamond tennis bracelet in white gold on a white background at LeGassick, Gold Coast, Australia.
Lab grown diamond tennis bracelet in white gold on a lady's wrist at LeGassick, Gold Coast, Australia.

Alexis... 8.85 Carat Lab Grown Diamond Tennis Bracelet in White Gold

$8,995.00
Gold ring with three diamond stones on a white background at LeGassick
 
Gold ring with three diamond stones on a white background at LeGassick
Gold ring with three diamond stones on a white background at LeGassick

Alicia... 3.5 Carat Lab Grown Diamond Set Trilogy Ring In 18ct Two-Tone

$8,995.00
Gold ring with a marquise-shaped lab diamond on a white background
 
Gold ring with a marquise-shaped lab diamond on a white background
Gold ring with a lab created diamond on a hand against a white background
Gold ring with a marquise-shaped lab created diamond on a white background

Amber... 1.50 Carat Marquise Bezel Set Lab Grown Diamond Ring

$5,995.00
Gold ring with a pear-shaped lab grown diamond on a white background at LeGassick.
 
Gold ring with a pear-shaped lab grown diamond on a white background at LeGassick.
Gold ring with a pear-shaped lab grown diamond on a white background at LeGassick.
FREE UPGRADE

Angelina... Pear Cut Solitaire Lab Grown Diamond Ring

From $4,895.00
Pair of white gold hoop earrings with clear lab grown diamonds on a white background
 
Pair of white gold hoop earrings with clear lab grown diamonds on a white background
Lady's ear wearing a pair of white gold hoop earrings with clear lab grown diamonds on a white background
A pair of yellow gold hoop earrings with clear lab grown diamonds on a white background

Anna... Inside Out Lab Grown Diamond Huggie Earrings

$4,995.00
Gold ring with a large emerald-cut lab diamond on a white background
 
Gold ring with a large emerald-cut lab diamond on a white background
Gold ring with a large lab grown emerald cut diamond on a white background at LeGassick, Gold Coast, Australia.
FREE UPGRADE

Audrey... Emerald Cut Solitaire Lab Grown Diamond Ring

From $4,895.00
Gold lab diamond stud earrings on a white background
 
Gold lab diamond stud earrings on a white background
Hand holding a pair of lab diamond stud earrings against a white background

Bette... Six Claw Lab Grown Diamond Stud Earrings

$1,990.00
Gold ring with a pear cut lab grown diamond on a white background
 
Gold ring with a pear cut lab grown diamond on a white background
Gold ring with a pear cut lab grown diamond on a hand against a neutral background
Gold ring with a pear cut lab grown diamond on a white background

Brooke... Pear Cut Lab Grown Diamond Curved Band Ring

$2,895.00
Yellow gold lab grown diamond tennis bracelet on a white background at LeGassick, Gold Coast, Australia.
 
Yellow gold lab grown diamond tennis bracelet on a white background at LeGassick, Gold Coast, Australia.
Yellow gold lab grown diamond tennis bracelet on a woman's wrist at LeGassick, Gold Coast, Australia.
Yellow and white gold lab grown diamond tennis bracelets on a white background at LeGassick, Gold Coast, Australia.

Carrie... 5.40 Carat Lab Grown Diamond Tennis Bracelet In Yellow Gold

$6,795.00
Gold stud earrings with clear lab grown diamonds on a white background at LeGassick, Gold Coast, Australia.
 
Gold stud earrings with clear lab grown diamonds on a white background at LeGassick, Gold Coast, Australia.
Hand holding a pair of lab diamond stud earrings against a soft background at LeGassick, Gold Coast, Australia.
Gold stud earrings with clear lab grown diamonds on a white background at LeGassick, Gold Coast, Australia.

Charlotte... 4 Claw Lab Grown Diamond Stud Earrings In Yellow Gold

From $2,595.00
Gold ring with a large lab diamond on a white background at LeGassick.
 
Gold ring with a large lab diamond on a white background at LeGassick.
Gold ring with a large lab diamond on a white background at LeGassick.
FREE UPGRADE

Chloe... Radiant Cut Lab Grown Diamond Ring

From $4,895.00
Gold necklace with a lab grown diamond pendant on a white background
 
Gold necklace with a lab grown diamond pendant on a white background
Gold necklace with a lab grown diamond pendant worn by a person against a neutral background
Gold necklace with a lab grown diamond pendant on a white background

Coco... Four Claw Lab Grown Diamond Solitaire Pendant

From $1,995.00
Gold ring with three emerald-cut lab diamonds on a white background
 
Gold ring with three emerald-cut lab diamonds on a white background
Lab created diamond ring on a hand against a light background
Gold ring with three lab diamond stones on a white background

Diane... 3.5 Carat Lab Diamond Trilogy Ring In 18ct Two Tone Gold

$6,995.00
Gold ring with a lab grown diamond on a white background at LeGassick.
 
Gold ring with a lab grown diamond on a white background at LeGassick.
Hand wearing a lab diamond ring on a soft fabric background at LeGassick.
Gold ring with a lab grown diamond on a white background at LeGassick.
FREE UPGRADE

Elizabeth... Oval 4 Claw Solitaire Lab Grown Diamond Ring

From $4,895.00
6 Carat Lab Grown Diamond Tennis Bracelet in 18ct White Gold sitting on a white background.
 
6 Carat Lab Grown Diamond Tennis Bracelet in 18ct White Gold sitting on a white background.
6 Carat Lab Grown Diamond Tennis Bracelet in 18ct White Gold sitting on a white background.
New

Elle... 6 Carat Lab Grown Diamond Tennis Bracelet in 18ct Gold

$8,995.00
Gold ring with a rectangular diamond on a white background at LeGassick Gold Coast, Australia.
 
Gold ring with a rectangular diamond on a white background at LeGassick Gold Coast, Australia.
Gold ring with a rectangular diamond on a lady's hand at LeGassick Gold Coast, Australia.
Gold ring with a rectangular diamond on a white background at LeGassick Gold Coast, Australia.

Eva... 1.50 Carat Radiant Cut Lab Grown Diamond Ring In 18ct Yellow Gold

$5,995.00
A five-stone diamond ring with a yellow gold band and a white gold setting, shown on a clean white background.
 
A five-stone diamond ring with a yellow gold band and a white gold setting, shown on a clean white background.
A yellow gold diamond ring with five round-cut diamonds set in a half-moon shape on a white background.

Felicity… 18ct Two-Tone 1.50 Carat Lab Grown Diamond Set Ring

$7,995.00
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Harry... 5 Carat Radiant Cut Bezel Set Lab Grown Diamond Wide Ring
Gold ring with a lab diamond on a hand against a light background
Harry... 5 Carat Radiant Cut Bezel Set Lab Grown Diamond Wide Ring

Harry... 5 Carat Radiant Cut Bezel Set Lab Grown Diamond Wide Ring

$11,995.00
Gold ring with a lab grown pear diamond on a white background
 
Gold ring with a lab grown pear diamond on a white background
Gold ring with a lab grown pear diamond on a white background
Gold ring with a lab grown pear diamond on a white background

Hayden... Pear Cut Lab Grown Diamond Open Wrap Ring

$2,295.00
Gold ring with a large lab grown diamond and smaller diamonds on a white background
 
Gold ring with a large lab grown diamond and smaller diamonds on a white background
Hand wearing a lab grown diamond ring on a neutral background
Gold ring with three lab grown diamonds on a white background

Jamie... 2.60ct Lab Grown Diamond Trilogy Ring

$7,495.00
Gold ring with a large lab grown diamond on a white background
 
Gold ring with a large lab grown diamond on a white background
Hand wearing a gold ring with a lab grown diamond on a neutral background
Gold ring with a large lab grown diamond on a white background

Jessica... 3.00ct Round Brilliant Cut Lab Grown Diamond Wide Tapered Ring

$8,995.00
Gold ring with a large diamond on a white background at LeGassick, Gold Coast, Australia.
 
Gold ring with a large diamond on a white background at LeGassick, Gold Coast, Australia.
Gold ring with a large diamond on a white background at LeGassick, Gold Coast, Australia.
FREE UPGRADE

Julie... Long Cushion Cut Lab-Grown Diamond Ring In Two-Tone 18ct Gold

From $4,895.00
Gold ring with a lab grown diamond on a white background at LeGassick.
 
Gold ring with a lab grown diamond on a white background at LeGassick.
Hand wearing a lab diamond ring on a light background at LeGassick.
Gold ring with a lab grown diamond on a white background at LeGassick.

Katie... 1.50 Carat Oval Cut Lab Grown Diamond Offset Ring

$5,995.00

Certified diamonds

Every diamond is independently certified for quality and authenticity, giving you confidence and peace of mind with every purchase.

Free insured delivery

Enjoy peace of mind with complimentary, fully insured delivery on every Madison Collection purchase... safe, secure, and delivered right to your door.

Rigid quality standards

From hand-selected gemstones to expert craftsmanship, we uphold the highest standards to ensure enduring beauty and exceptional value in every piece.

Here to help

Our friendly and knowledgeable team is here to guide you every step of the way… offering expert advice, personalised service, and genuine care.

The Madison Collection

Luxury Lab Grown Diamond Jewellery in Australia

The Madison Collection offers luxury lab grown diamond jewellery designed with timeless elegance and modern sophistication. Explore diamond rings, earrings, necklaces and tennis bracelets featuring the world’s whitest lab grown diamonds. Inspired by the style and glamour of New York City, our collections are crafted to celebrate life’s special moments with exceptional beauty and craftsmanship. Shop luxury lab diamond jewellery online in Australia with fast delivery and exclusive contemporary designs.

FREE shipping on all orders Australia wide