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Marquise|Lab Grown|IGI

1.55ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG801694449

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801694449

Diamond specifications and retailer prices

From €646 EUR
$722 USD
As of October 30, 2026
Save €5,091 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,738 EUR at Do Amore Diamonds · As of October 30, 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 LG801694449 or 801694449. Listed at 14 retailers as of October 30, 2026, with prices from €646 to €5,738, a €5,091 spread on the same certified stone. Do Amore Diamonds lists it at €5,738. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694449
Dimensions11.61 × 6.09 × 3.75 mm
L/W Ratio1.91
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
11.61 mm6.09 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694449
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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: €5,738 EUR|Low: €646 EUR|High: €7,241 EUR|Avg: €2,398 EUR|-20.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 11€646 EUR
Retailer 3€703 EUR
Retailer 4€850 EUR
Retailer 13€884 EUR
Retailer 2€909 EUR
Retailer 12€1,215 EUR
Retailer 10€1,395 EUR
Retailer 5€1,558 EUR
Retailer 14€1,846 EUR
Retailer 15€2,325 EUR
Retailer 9€2,820 EUR
Retailer 16€3,105 EUR
Retailer 6€3,143 EUR
Retailer 8€3,530 EUR
Retailer 7€3,702 EUR
Do Amore Diamonds€5,738 EUR

30 data points across 16 retailers

14 retailers€646 EUR to €5,738 EUR

A+
Cheapest Retailer
-
€646 EUR
$722 USD
A
Retailer 2
-
€703 EUR
$785 USD
View
A
Retailer 3
-
€850 EUR
$950 USD
View
A
Retailer 4
-
€884 EUR
$988 USD
View
A
Retailer 5
-
€909 EUR
$1,015 USD
View
A
Retailer 6
-
€1,215 EUR
$1,357 USD
View
A
Retailer 7
-
€1,395 EUR
View
B+
Retailer 8
-
€1,558 EUR
A$2,678 AUD
View
B+
Retailer 9
-
€1,846 EUR
$2,062 USD
View
B
Retailer 10
-
€2,325 EUR
$2,598 USD
View
B+
Retailer 11
-
€2,820 EUR
$3,150 USD
View
B+
Retailer 12
-
€3,105 EUR
£2,731 GBP
View
Retailer 13
-
€3,143 EUR
$3,511 USD
View
Price last confirmed 67 days ago
Most Expensive
B
Do Amore Diamonds
27-FB45C6F80 · Oct 30
€5,738 EUR
$6,410 USD
View
13 more retailers have this diamond
Prices start from €646 EURSave up to €5,091 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
€646 EUR