Certified Lab Diamonds

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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

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

$3,995.00
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
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Amanda... 2ct Round Brilliant Lab Grown Diamond Engagement Ring in 18ct Yellow Gold
Amanda... 2ct Round Brilliant Lab Grown Diamond Engagement Ring in 18ct Yellow Gold
Amanda... 2ct Round Brilliant Lab Grown Diamond Engagement Ring in 18ct Yellow Gold

Amanda... 2ct Round Brilliant Lab Grown Diamond Engagement Ring in 18ct Yellow Gold

$7,295.00
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
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Amy... 2 Carat Marquise Cut Lab Grown Diamond Ring
Amy... 2 Carat Marquise Cut Lab Grown Diamond Ring
Amy... 2 Carat Marquise Cut Lab Grown Diamond Ring

Amy... 2 Carat Marquise Cut Lab Grown Diamond Ring

$6,995.00
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.
Angelina... Pear Cut Solitaire Lab Grown Diamond Ring
Gold ring with a pear-shaped lab grown diamond on a white background at LeGassick.

Angelina... Pear Cut Solitaire Lab Grown Diamond Ring

From $4,895.00
A platinum tennis bracelet with a continuous line of clear round-cut and baguette-cut diamonds, displayed on a clean white background with a soft reflection.
 
A platinum tennis bracelet with a continuous line of clear round-cut and baguette-cut diamonds, displayed on a clean white background with a soft reflection.
A delicate platinum tennis bracelet with heart-shaped clear diamonds, worn on a person's wrist against a textured beige background with soft shadow overlays.
A close up of a delicate platinum tennis bracelet with heart-shaped clear diamonds on a white background.

Anita... 5.22ct Mixed Cut Lab Grown Diamond Tennis Bracelet in Platinum

$10,995.00
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.

Audrey... Emerald Cut Solitaire Lab Grown Diamond Ring

From $4,895.00
Yellow gold lab diamond stud earrings on a white background
 
Yellow 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

Bette... Six Claw Lab Grown Diamond Stud Earrings

From $2,595.00
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
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Cara... Four Claw Oval Lab Grown Diamond Ring In 18ct Yellow Gold
Cara... Four Claw Oval Lab Grown Diamond Ring In 18ct Yellow Gold
Cara... Four Claw Oval Lab Grown Diamond Ring In 18ct Yellow Gold

Cara... Four Claw Oval Lab Grown Diamond Ring In 18ct Yellow Gold

From $5,995.00
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Carol... Lab Grown Claw Set Diamond Band In 18ct Gold
Carol... Lab Grown Claw Set Diamond Band In 18ct Gold
Carol... Lab Grown Claw Set Diamond Band In 18ct Gold

Carol... Lab Grown Claw Set Diamond Band In 18ct Gold

$2,195.00
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
A yellow gold tennis bracelet featuring a single row of round-cut clear lab diamonds, displayed on a clean white background.
 
A yellow gold tennis bracelet featuring a single row of round-cut clear lab diamonds, displayed on a clean white background.
Two slim tennis bracelets on a person's wrist, one in yellow gold and one in silver, against a softly lit neutral background.
A white gold tennis bracelet featuring a single row of round-cut clear lab diamonds, displayed on a clean white background.

Charlize... 4.70 Carat Lab Grown Diamond Tennis Bracelet in 18ct Gold

$7,995.00
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.

Chloe... Radiant Cut Lab Grown Diamond Ring

From $4,895.00
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Cindy... 2.40ct Fancy Yellow Cushion Cut Lab Grown Diamond Halo Ring in 18ct Yellow Gold
Cindy... 2.40ct Fancy Yellow Cushion Cut Lab Grown Diamond Halo Ring in 18ct Yellow Gold
Cindy... 2.40ct Fancy Yellow Cushion Cut Lab Grown Diamond Halo Ring in 18ct Yellow Gold
New

Cindy... 2.40ct Fancy Yellow Cushion Cut Lab Grown Diamond Halo Ring in 18ct Yellow Gold

$9,495.00
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

$8,995.00
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Drew... 3 Carat Long Cushion Cut Lab Grown Diamond Ring in 18ct Yellow Gold
Drew... 3 Carat Long Cushion Cut Lab Grown Diamond Ring in 18ct Yellow Gold
Drew... 3 Carat Long Cushion Cut Lab Grown Diamond Ring in 18ct Yellow Gold

Drew... 3 Carat Long Cushion Cut Lab Grown Diamond Ring in 18ct Yellow Gold

$7,995.00
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.
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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.

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

$8,995.00

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.

Certified Lab Diamonds

14 Day Money Back Guarantee

FREE Shipping Australia Wide