LeGassick Diamonds & Jewellery Gold Coast, Australia
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Runaway Bay | ph: +61 7 5528 9345

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About Us

The Madison Collection... Lab Grown Diamond Jewellery.

Save 20% off the complete range for a limited time only.

The Madison Collection’s range of the highest quality lab created diamond jewellery on the market is exclusively available through LeGassick.

From classic designs to modern twists, The Madison Collection has something to suit every taste. Elevate your wardrobe with our sophisticated pieces that exude luxury and sophistication.

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

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

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Alicia... 3.5 Carat Lab-Grown Diamond Set Trilogy Ring In 18ct Two-Tone from The Madison Collection.
 
Alicia... 3.5 Carat Lab-Grown Diamond Set Trilogy Ring In 18ct Two-Tone from The Madison Collection.
Save 20%

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

Only at LeGassick
$7,196.00 $8,995.00
Amber... 1.50 Carat Marquise Bezel Set Lab Created Diamond Ring available at LeGassick
 
Amber... 1.50 Carat Marquise Bezel Set Lab Created Diamond Ring available at LeGassick
Amber... 1.50 Carat Marquise Bezel Set Lab Created Diamond Ring available at LeGassick
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Amber... 1.50 Carat Marquise Bezel Set Lab Created Diamond Ring

Only at LeGassick
$4,796.00 $5,995.00
Angelina... 2 Carat Pear Cut Solitaire Lab Created Diamond Ring
 
Angelina... 2 Carat Pear Cut Solitaire Lab Created Diamond Ring
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Angelina... 2 Carat Pear Cut Solitaire Lab Created Diamond Ring

Only at LeGassick
$5,596.00 $6,995.00
The Anna Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Anna Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Anna Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
Save 20%

Anna... 2 Carat Lab Created Diamond Stud Earrings In Yellow Gold

Only at LeGassick
$3,996.00 $4,995.00
The Audrey Ring… 2 Carat Emerald Cut Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Audrey Ring… 2 Carat Emerald Cut Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
Save up to 20%

Audrey... 2 Carat Emerald Cut Solitaire Lab Created Diamond Ring

Only at LeGassick
$5,596.00 $6,995.00
Blair... 2 Carat Oval 4 Claw Solitaire East West Lab Created Diamond Set Ring from The Madison Collection exclusive to LeGassick Jewellery.
 
Blair... 2 Carat Oval 4 Claw Solitaire East West Lab Created Diamond Set Ring from The Madison Collection exclusive to LeGassick Jewellery.
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Blair... 2 Carat Oval 4 Claw Solitaire East West Lab Created Diamond Set Ring

Only at LeGassick
$5,516.00 $6,895.00
Carrie Tennis Bracelet... 5.45 Carat Lab Diamond Tennis Bracelet In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick.
 
Carrie Tennis Bracelet... 5.45 Carat Lab Diamond Tennis Bracelet In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick.
Carrie Tennis Bracelet... 5.45 Carat Lab Diamond Tennis Bracelet In Yellow Gold. Part of The Madison Collection and exclusive to LeGassick.
Save 20%

Carrie... 5.45 Carat Lab Created Diamond Tennis Bracelet In Yellow Gold

Only at LeGassick
$6,316.00 $7,895.00
Cate... 1.50 Carat Emerald Cut Solitaire Lab Created Diamond Ring from The Madison Collection and exclusive to LeGassick Jewellery Gold Coast, Australia.
 
Cate... 1.50 Carat Emerald Cut Solitaire Lab Created Diamond Ring from The Madison Collection and exclusive to LeGassick Jewellery Gold Coast, Australia.
Cate... 1.50 Carat Emerald Cut Solitaire Lab Created Diamond Ring from The Madison Collection and exclusive to LeGassick Jewellery Gold Coast, Australia.
Save 20%

Cate... 1.50 Carat Emerald Cut Solitaire Lab Created Diamond Ring

Only at LeGassick
$4,796.00 $5,995.00
The Coco Diamond Necklace… 1.50 Carat Solitaire Claw Set Lab Created Diamond Necklace. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Coco Diamond Necklace… 1.50 Carat Solitaire Claw Set Lab Created Diamond Necklace. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Coco Diamond Necklace… 1.50 Carat Solitaire Claw Set Lab Created Diamond Necklace. Part of The Madison Collection and exclusive to LeGassick Jewellery.
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Coco... 1.50 Carat Solitaire Claw Set Lab Created Diamond Necklace

Only at LeGassick
$4,716.00 $5,895.00
Diane... 3.5 Carat Lab Diamond Trilogy Ring In 18ct Two Tone Gold at LeGassick.
 
Diane... 3.5 Carat Lab Diamond Trilogy Ring In 18ct Two Tone Gold at LeGassick.
Hand wearing a silver ring with a clear gemstone on a light gray background
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Diane... 3.5 Carat Lab Diamond Trilogy Ring In 18ct Two Tone Gold

Only at LeGassick
$5,596.00 $6,995.00
The Elizabeth Ring… 2.00 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Elizabeth Ring… 2.00 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Elizabeth Ring… 2.00 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick.
Save up to 20%

Elizabeth... 2.00 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring

Only at LeGassick
$5,596.00 $6,995.00
 
Save 20%

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

Only at LeGassick
$4,796.00 $5,995.00
Felicity… 18ct Two-Tone 1.50 Carat Lab-Grown Diamond Set Ring from The Madison Collection.
 
Felicity… 18ct Two-Tone 1.50 Carat Lab-Grown Diamond Set Ring from The Madison Collection.
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Felicity… 18ct Two-Tone 1.50 Carat Lab-Grown Diamond Set Ring

Only at LeGassick
$6,396.00 $7,995.00
Gigi… 0.50ct Round Lab Diamond Pendant With 9ct Yellow Gold Chain from The Madison Collection.
 
Gigi… 0.50ct Round Lab Diamond Pendant With 9ct Yellow Gold Chain from The Madison Collection.

Gigi… 0.50ct Round Lab Diamond Pendant With 9ct Yellow Gold Chain

Only at LeGassick
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The Grace Ring… 2.00 Carat Round Brilliant Cut Lab Created Diamond Solitaire Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Grace Ring… 2.00 Carat Round Brilliant Cut Lab Created Diamond Solitaire Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Grace Ring… 2.00 Carat Round Brilliant Cut Lab Created Diamond Solitaire Ring. Part of The Madison Collection and exclusive to LeGassick.
Save 20%

Grace... 2.00 Carat Round Brilliant Cut Lab Created Diamond Solitaire Ring

Only at LeGassick
$5,588.00 $6,985.00
Holly... 2.00 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection exclusive to LeGassick Jewellery.
 
Holly... 2.00 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection exclusive to LeGassick Jewellery.
Holly... 2.00 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection exclusive to LeGassick Jewellery.
Save 20%

Holly... 2.00 Carat Round Brilliant Cut Lab Created Diamond Set Ring

Only at LeGassick
$5,588.00 $6,985.00
The Jacqueline Ring… 1.5 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Jacqueline Ring… 1.5 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Jacqueline Ring… 1.5 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring. Part of The Madison Collection and exclusive to LeGassick Jewellery.
Save up to 20%

Jacqueline... 1.5 Carat Oval 4 Claw Solitaire Lab Created Diamond Ring

Only at LeGassick
$4,796.00 $5,995.00
Jane... 1.5 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection and exclusive to LeGassick.
 
Jane... 1.5 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection and exclusive to LeGassick.
Jane... 1.5 Carat Round Brilliant Cut Lab Created Diamond Set Ring from The Madison Collection and exclusive to LeGassick.
Save 20%

Jane... 1.50 Carat Round Brilliant Cut Lab Created Diamond Set Ring

Only at LeGassick
$4,796.00 $5,995.00
 
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Katie... 1.50 Carat Oval Cut Lab-Grown Diamond Offset Ring

Only at LeGassick
$4,796.00 $5,995.00
Kirsten... 1.0 Carat Oval Cut Lab Diamond Bezel Set Ring from The Madison Collection on a white background
 
Kirsten... 1.0 Carat Oval Cut Lab Diamond Bezel Set Ring from The Madison Collection on a white background
Lady wearing the Kirsten... 1.0 Carat Oval Cut Lab Diamond Bezel Set Ring from The Madison Collection on a white background
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Kirsten... 1.0 Carat Oval Cut Lab Diamond Bezel Set Ring

Only at LeGassick
$3,436.00 $4,295.00
Lana… 0.30ct Lab Diamond Pear Pendant With 9ct Gold Chain from The Madison Collection.
 
Lana… 0.30ct Lab Diamond Pear Pendant With 9ct Gold Chain from The Madison Collection.
Save 20%

Lana… 0.30ct Lab Diamond Pear Pendant With 9ct Gold Chain

Only at LeGassick
$1,196.00 $1,495.00
The Lauren Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In White Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
 
The Lauren Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In White Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
The Lauren Diamond Studs… 2 Carat Lab Created Diamond Stud Earrings In White Gold. Part of The Madison Collection and exclusive to LeGassick Jewellery.
Save 20%

Lauren... 2 Carat Lab Created Diamond Stud Earrings In White Gold

Only at LeGassick
$3,996.00 $4,995.00
Lucille… 2 Carat Radiant Cut Lab Created Diamond Solitaire Ring from The Madison Collection and exclusive to LeGassick.
 
Lucille… 2 Carat Radiant Cut Lab Created Diamond Solitaire Ring from The Madison Collection and exclusive to LeGassick.
Lucille… 2 Carat Radiant Cut Lab Created Diamond Solitaire Ring from The Madison Collection and exclusive to LeGassick.
Save 20%

Lucille… 2 Carat Radiant Cut Lab Created Diamond Solitaire Ring

Only at LeGassick
$5,596.00 $6,995.00

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

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As a proud family business, LeGassick brings a personal touch to everything we do… building lasting relationships through genuine care and integrity.

Complimentary Cleaning

Enjoy free professional cleaning with every purchase, keeping your LeGassick pieces sparkling and looking like new for years to come.

Free Insured Delivery

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