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Marquise|Lab Grown|IGI

1.50ct G IF Marquise Lab Grown Diamond

EX • G/IF • IGI LG655444949

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG655444949

Diamond specifications and retailer prices

From €374 EUR
$418 USD
As of October 30, 2026
Save €1,629 EUR (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €2,003 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG655444949 or 655444949. Listed at 25 retailers as of October 30, 2026, with prices from €374 to €2,003, a €1,629 spread on the same certified stone. With Clarity lists it at €2,003. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655444949
Dimensions11.74 × 6.15 × 3.68 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.74 mm6.15 mm1.50 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655444949
Side View
Table 63.0%Crown 31.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,704 EUR|Low: €359 EUR|High: €2,291 EUR|Avg: €1,066 EUR|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
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Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
With Clarity
November 1, 2026
Retailer 5€374 EUR
Retailer 4€419 EUR
Retailer 13€419 EUR
Retailer 8€464 EUR
Retailer 16€464 EUR
Retailer 21€504 EUR
Retailer 22€595 EUR
Retailer 12€634 EUR
Retailer 9€679 EUR
Retailer 23€738 EUR
Retailer 17€764 EUR
Retailer 20€797 EUR
Retailer 11€851 EUR
Retailer 2€1,071 EUR
Retailer 19€1,080 EUR
Retailer 15€1,473 EUR
Retailer 6€1,491 EUR
Retailer 10€1,522 EUR
Retailer 3€1,683 EUR
Retailer 14€1,691 EUR
Retailer 1€1,704 EUR
Retailer 7€1,736 EUR
Retailer 18€1,924 EUR
With Clarity€2,003 EUR

36 data points across 24 retailers

25 retailers€374 EUR to €2,003 EUR

A
Cheapest Retailer
-
€374 EUR
$418 USD
A
Retailer 2
-
€419 EUR
$468 USD
View
Final sale: no returns
A
Retailer 3
-
€419 EUR
$468 USD
View
Retailer 4
-
€464 EUR
$518 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€464 EUR
$518 USD
View
A
Retailer 6
-
€504 EUR
HK$4,400 HKD
View
A
Retailer 7
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€595 EUR
$665 USD
View
A
Retailer 8
-
€634 EUR
$708 USD
View
A
Retailer 9
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€679 EUR
$759 USD
View
Retailer 10
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€738 EUR
View
Price last confirmed 7 days ago
A
Retailer 11
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€764 EUR
£672 GBP
View
A
Retailer 12
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€797 EUR
ZAR 14,388 ZAR
View
A
Retailer 13
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€851 EUR
$951 USD
View
A
Retailer 14
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€1,071 EUR
$1,197 USD
View
A
Retailer 15
-
€1,080 EUR
A$1,857 AUD
View
B+
Retailer 16
-
€1,473 EUR
SGD 2,224 SGD
View
B+
Retailer 17
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€1,491 EUR
$1,666 USD
View
B+
Retailer 18
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€1,522 EUR
$1,700 USD
View
B+
Retailer 19
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€1,617 EUR
$1,807 USD
View
B+
Retailer 20
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€1,683 EUR
$1,880 USD
View
B+
Retailer 21
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€1,691 EUR
$1,889 USD
View
B+
Retailer 22
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€1,704 EUR
£1,499 GBP
View
B+
Retailer 23
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€1,736 EUR
$1,940 USD
View
B+
Retailer 24
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€1,924 EUR
$2,150 USD
View
Most Expensive
B
With Clarity
655444949 · Oct 31
€2,003 EUR
$2,238 USD
View
24 more retailers have this diamond
Prices start from €374 EURSave up to €1,629 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.50ct Marquise
€374 EUR