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Marquise|Lab Grown|IGI

1.55ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG790611669

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611669

Diamond specifications and retailer prices

From €827 EUR
As of November 4, 2026
Save €2,939 EUR (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €7,341 EUR at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611669 or 790611669. Listed at 22 retailers as of November 4, 2026, with a 355% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611669
Dimensions11.57 × 6.09 × 3.86 mm
L/W Ratio1.90
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
11.57 mm6.09 mm1.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611669
Side View
Table 58.0%Crown 36.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.4%

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: €7,341 EUR|Low: €827 EUR|High: €7,341 EUR|Avg: €2,153 EUR
Do Amore Diamonds
Retailer 2
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Retailer 22
November 5, 2026
Retailer 10€827 EUR
Retailer 8€855 EUR
Retailer 19€900 EUR
Retailer 11€926 EUR
Retailer 9€959 EUR
Retailer 21€959 EUR
Retailer 20€1,114 EUR
Retailer 22€1,147 EUR
Retailer 4€1,288 EUR
Retailer 2€1,511 EUR
Retailer 3€1,536 EUR
Retailer 13€1,947 EUR
Retailer 14€1,984 EUR
Retailer 18€2,133 EUR
Retailer 15€2,919 EUR
Retailer 7€2,999 EUR
Retailer 5€3,103 EUR
Retailer 17€3,279 EUR
Retailer 16€3,590 EUR
Retailer 12€3,730 EUR
Retailer 6€3,766 EUR
Do Amore Diamonds€7,341 EUR

45 data points across 22 retailers

22 retailers€827 EUR to €3,766 EUR

A
Cheapest Retailer
-
€827 EUR
A
Retailer 2
-
€855 EUR
View
A
Retailer 3
-
€900 EUR
View
A
Retailer 4
-
€926 EUR
View
Final sale: no returns
Retailer 5
-
€959 EUR
View
Price last confirmed 19 days ago
A
Retailer 6
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€959 EUR
View
A
Retailer 7
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€1,114 EUR
View
A
Retailer 8
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€1,147 EUR
View
A
Retailer 9
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€1,288 EUR
View
A
Retailer 10
-
€1,511 EUR
View
A
Retailer 11
-
€1,536 EUR
View
B+
Retailer 12
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€1,947 EUR
View
B+
Retailer 13
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€1,984 EUR
View
B+
Retailer 14
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€2,133 EUR
View
B
Retailer 15
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€2,919 EUR
View
B+
Retailer 16
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€2,999 EUR
View
B
Retailer 17
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€3,103 EUR
View
B
Retailer 18
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€3,279 EUR
View
B
Retailer 19
-
€3,590 EUR
View
B
Retailer 20
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€3,730 EUR
View
B
Retailer 21
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€3,766 EUR
View
Most Expensive
Do Amore Diamonds
27-B7711CEBB · Nov 4
€7,341 EUR
$8,240 USD
View
Price under review
21 more retailers have this diamond
Prices start from €827 EURSave up to €2,939 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
1.55ct Marquise
€827 EUR