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Marquise|Lab Grown|IGI

1.55ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG813622880

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813622880

Diamond specifications and retailer prices

From €1,025 EUR
As of November 4, 2026
Save €2,877 EUR (74%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €3,902 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 LG813622880 or 813622880. Listed at 24 retailers as of November 4, 2026, with prices from €1,025 to €3,902, a €2,877 spread on the same certified stone. Brilliant Earth lists it at €3,902. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813622880
Dimensions11.86 × 6.11 × 3.76 mm
L/W Ratio1.94
Girdle conditionFaceted
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
11.86 mm6.11 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813622880
Side View
Table 61.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.5%

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: €3,902 EUR|Low: €1,163 EUR|High: €3,902 EUR|Avg: €1,978 EUR|+1.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4€1,197 EUR
Retailer 9€1,216 EUR
Retailer 5€1,499 EUR
Retailer 2€1,516 EUR
Retailer 3€1,519 EUR
Retailer 10€1,740 EUR
Retailer 7€1,954 EUR
Retailer 8€2,049 EUR
Retailer 11€3,136 EUR
Retailer 6€3,602 EUR
Brilliant Earth€3,902 EUR

33 data points across 11 retailers

24 retailers€1,025 EUR to €3,902 EUR

Retailer 1
-
€916 EUR
Price last confirmed 28 days ago
Retailer 2
-
€996 EUR
View
Price last confirmed 21 days ago
A
Retailer 3
-
€1,025 EUR
View
Final sale: no returns
Retailer 4
-
€1,062 EUR
View
Price last confirmed 33 days ago
Retailer 5
-
€1,062 EUR
View
Price last confirmed 24 days ago
A
Retailer 6
-
€1,163 EUR
View
A
Retailer 7
-
€1,197 EUR
View
A
Retailer 8
-
€1,216 EUR
View
B+
Retailer 9
-
€1,499 EUR
View
A
Retailer 10
-
€1,516 EUR
View
B+
Retailer 11
-
€1,519 EUR
View
Retailer 12
-
€1,740 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
€1,954 EUR
View
Retailer 14
-
€1,991 EUR
View
Price last confirmed 36 days ago
B+
Retailer 15
-
€2,049 EUR
View
B
Retailer 16
-
€2,932 EUR
View
B+
Retailer 17
-
€3,136 EUR
View
Retailer 18
-
€3,288 EUR
View
Price last confirmed 29 days ago
B
Retailer 19
-
€3,417 EUR
View
B
Retailer 20
-
€3,559 EUR
View
B
Retailer 21
-
€3,602 EUR
View
B
Retailer 22
-
€3,705 EUR
View
B
Retailer 23
-
€3,840 EUR
View
Most Expensive
B
Brilliant Earth
20938449A · Nov 5
€3,902 EUR
$4,380 USD
View
23 more retailers have this diamond
Prices start from €1,025 EURSave up to €2,877 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
€1,025 EUR