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Marquise|Lab Grown|IGI

1.27ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790666443

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790666443

Diamond specifications and retailer prices

From €939 EUR
As of November 4, 2026
Save €2,863 EUR (75%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,802 EUR at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790666443 or 790666443. Listed at 22 retailers as of November 4, 2026, with prices from €939 to €3,802, a €2,863 spread on the same certified stone. Taylor and Hart lists it at €3,802. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790666443
Dimensions11.24 × 5.57 × 3.45 mm
L/W Ratio2.02
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
11.24 mm5.57 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790666443
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 61.9%

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: Nov 4
Current: €3,682 EUR|Low: €904 EUR|High: €3,809 EUR|Avg: €2,021 EUR|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 20
Taylor and Hart
November 5, 2026
Retailer 19€939 EUR
Retailer 9€1,021 EUR
Retailer 5€1,050 EUR
Retailer 2€1,089 EUR
Retailer 10€1,091 EUR
Retailer 4€1,243 EUR
Retailer 18€1,258 EUR
Retailer 14€1,539 EUR
Retailer 12€1,551 EUR
Retailer 17€1,557 EUR
Retailer 3€1,922 EUR
Retailer 15€2,003 EUR
Retailer 8€2,041 EUR
Retailer 16€2,099 EUR
Retailer 13€2,294 EUR
Retailer 6€3,001 EUR
Retailer 11€3,074 EUR
Retailer 20€3,490 EUR
Retailer 7€3,648 EUR
Retailer 1€3,682 EUR
Taylor and Hart€3,802 EUR

38 data points across 21 retailers

22 retailers€939 EUR to €3,802 EUR

A
Cheapest Retailer
-
€939 EUR
B+
Retailer 2
-
€1,021 EUR
View
B+
Retailer 3
-
€1,050 EUR
View
Final sale: no returns
B+
Retailer 4
-
€1,089 EUR
View
Retailer 5
-
€1,091 EUR
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,243 EUR
View
B+
Retailer 7
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€1,258 EUR
View
B+
Retailer 8
-
€1,265 EUR
View
B+
Retailer 9
-
€1,539 EUR
View
B+
Retailer 10
-
€1,551 EUR
View
B+
Retailer 11
-
€1,557 EUR
View
Retailer 12
-
€1,922 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
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€2,003 EUR
View
B+
Retailer 14
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€2,041 EUR
View
B
Retailer 15
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€2,099 EUR
View
Retailer 16
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€2,294 EUR
View
Price last confirmed 29 days ago
B
Retailer 17
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€3,001 EUR
View
B
Retailer 18
-
€3,074 EUR
View
B
Retailer 19
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€3,490 EUR
View
B
Retailer 20
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€3,648 EUR
View
B
Retailer 21
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€3,682 EUR
View
Most Expensive
B
Taylor and Hart
C0FQK8M · Nov 4
€3,802 EUR
$4,267 USD
View
21 more retailers have this diamond
Prices start from €939 EURSave up to €2,863 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
1.27ct Marquise
€939 EUR