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Marquise|Lab Grown|IGI

1.22ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611808

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611808

Diamond specifications and retailer prices

From €298 EUR
As of November 4, 2026
Save €1,884 EUR (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,183 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611808 or 790611808. Listed at 22 retailers as of November 4, 2026, with prices from €298 to €2,183, a €1,884 spread on the same certified stone. Brilliant Earth lists it at €2,183. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611808
Dimensions11.10 × 5.54 × 3.47 mm
L/W Ratio2.00
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
11.10 mm5.54 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611808
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €2,183 EUR|Low: €298 EUR|High: €2,922 EUR|Avg: €989 EUR|-25.3%
Brilliant Earth
Retailer 2
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Retailer 22
November 5, 2026
Retailer 15€298 EUR
Retailer 10€333 EUR
Retailer 5€346 EUR
Retailer 4€370 EUR
Retailer 21€370 EUR
Retailer 6€410 EUR
Retailer 17€508 EUR
Retailer 9€587 EUR
Retailer 18€596 EUR
Retailer 11€598 EUR
Retailer 16€637 EUR
Retailer 2€651 EUR
Retailer 3€721 EUR
Retailer 22€1,084 EUR
Retailer 14€1,181 EUR
Retailer 20€1,189 EUR
Retailer 8€1,227 EUR
Retailer 7€1,439 EUR
Retailer 12€1,446 EUR
Retailer 13€1,477 EUR
Retailer 19€2,143 EUR
Brilliant Earth€2,183 EUR

39 data points across 22 retailers

22 retailers€298 EUR to €2,183 EUR

A+
Cheapest Retailer
-
€298 EUR
A
Retailer 2
-
€333 EUR
View
Final sale: no returns
A
Retailer 3
-
€346 EUR
View
Retailer 4
-
€370 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€370 EUR
View
A
Retailer 6
-
€410 EUR
View
A
Retailer 7
-
€508 EUR
View
A
Retailer 8
-
€587 EUR
View
Retailer 9
-
€596 EUR
View
Price last confirmed 9 days ago
A
Retailer 10
-
€598 EUR
View
A
Retailer 11
-
€637 EUR
View
A
Retailer 12
-
€651 EUR
View
B+
Retailer 13
-
€721 EUR
View
B
Retailer 14
-
€1,084 EUR
View
B+
Retailer 15
-
€1,181 EUR
View
B+
Retailer 16
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€1,189 EUR
View
B
Retailer 17
-
€1,227 EUR
View
B
Retailer 18
-
€1,439 EUR
View
B
Retailer 19
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€1,446 EUR
View
B
Retailer 20
-
€1,477 EUR
View
Retailer 21
-
€2,143 EUR
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
19074408A · Nov 4
€2,183 EUR
$2,450 USD
View
21 more retailers have this diamond
Prices start from €298 EURSave up to €1,884 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+
1.22ct Marquise
€298 EUR