IGI Certified Marquise Lab Grown Diamonds
IGI certified Marquise lab grown diamonds in a range of carat weights, selected for cut, symmetry and quality. Explore loose Marquise diamonds for engagement rings, bespoke jewellery and custom designs.
0.30ct Marquise Lab Grown Diamond
Regular price
From £130.00
Sale price
From £130.00
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Unit price
0.40ct Marquise Lab Grown Diamond
Regular price
From £150.00
Sale price
From £150.00
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Unit price
0.50ct Marquise Lab Grown Diamond
Regular price
From £190.00
Sale price
From £190.00
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Unit price
0.60ct Marquise Lab Grown Diamond
Regular price
From £200.00
Sale price
From £200.00
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Unit price
0.70ct Marquise Lab Grown Diamond
Regular price
From £220.00
Sale price
From £220.00
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Unit price
0.80ct Marquise Lab Grown Diamond
Regular price
From £230.00
Sale price
From £230.00
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Unit price
0.90ct Marquise Lab Grown Diamond
Regular price
From £240.00
Sale price
From £240.00
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Unit price
1.00ct Marquise Lab Grown Diamond
Regular price
From £270.00
Sale price
From £270.00
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Unit price
1.10ct Marquise Lab Grown Diamond
Regular price
From £280.00
Sale price
From £280.00
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Unit price
1.20ct Marquise Lab Grown Diamond
Regular price
From £320.00
Sale price
From £320.00
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Unit price
1.30ct Marquise Lab Grown Diamond
Regular price
From £330.00
Sale price
From £330.00
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Unit price
1.40ct Marquise Lab Grown Diamond
Regular price
From £340.00
Sale price
From £340.00
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Unit price
1.50ct Marquise Lab Grown Diamond
Regular price
From £430.00
Sale price
From £430.00
Regular price
Unit price
1.60ct Marquise Lab Grown Diamond
Regular price
From £450.00
Sale price
From £450.00
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Unit price
1.70ct Marquise Lab Grown Diamond
Regular price
From £460.00
Sale price
From £460.00
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Unit price
1.80ct Marquise Lab Grown Diamond
Regular price
From £500.00
Sale price
From £500.00
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Unit price
1.90ct Marquise Lab Grown Diamond
Regular price
From £560.00
Sale price
From £560.00
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Unit price
2.00ct Marquise Lab Grown Diamond
Regular price
From £700.00
Sale price
From £700.00
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Unit price
3.00ct Marquise Lab Grown Diamond
Regular price
From £1,100.00
Sale price
From £1,100.00
Regular price
Unit price
4.00ct Marquise Lab Grown Diamond
Regular price
From £1,800.00
Sale price
From £1,800.00
Regular price
Unit price
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Diamond Guide
Marquise Cut Diamond Guide
Explore what makes Marquise cut diamonds so distinctive — from their elegant elongated shape and exceptional face-up size to their bold, regal silhouette and brilliant sparkle. Discover how they compare to other diamond shapes, what to look for in symmetry and proportions, and how to choose the best lab grown Marquise cut diamond for your budget.