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Marquise|Lab Grown|IGI

1.54ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780661865

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780661865

Diamond specifications and retailer prices

From €642 EUR
$717 USD
As of October 30, 2026
Save €5,060 EUR (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,702 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown marquise diamond

This 1.54ct 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 LG780661865 or 780661865. Listed at 16 retailers as of October 30, 2026, with prices from €642 to €5,702, a €5,060 spread on the same certified stone. Do Amore Diamonds lists it at €5,702. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780661865
Dimensions11.91 × 6.05 × 3.72 mm
L/W Ratio1.97
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
11.91 mm6.05 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780661865
Side View
Table 58.0%Crown 33.5°Girdle: Slightly ThickPavilion 38.8°Culet: NoneDepth 61.5%

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: Oct 30
Current: €5,702 EUR|Low: €642 EUR|High: €7,197 EUR|Avg: €2,127 EUR|-20.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 12€642 EUR
Retailer 4€698 EUR
Retailer 7€841 EUR
Retailer 14€880 EUR
Retailer 10€904 EUR
Retailer 8€908 EUR
Retailer 13€1,209 EUR
Retailer 9€1,382 EUR
Retailer 16€1,546 EUR
Retailer 15€1,834 EUR
Retailer 5€2,184 EUR
Retailer 3€2,311 EUR
Retailer 11€2,802 EUR
Retailer 2€3,081 EUR
Retailer 6€3,272 EUR
Do Amore Diamonds€5,702 EUR

33 data points across 16 retailers

16 retailers€642 EUR to €5,702 EUR

A+
Cheapest Retailer
-
€642 EUR
$717 USD
A
Retailer 2
-
€698 EUR
$780 USD
View
A
Retailer 3
-
€841 EUR
$940 USD
View
A
Retailer 4
-
€880 EUR
$983 USD
View
A
Retailer 5
-
€904 EUR
$1,010 USD
View
A
Retailer 6
-
€908 EUR
$1,014 USD
View
Final sale: no returns
A
Retailer 7
-
€1,209 EUR
$1,351 USD
View
A
Retailer 8
-
€1,382 EUR
View
B+
Retailer 9
-
€1,546 EUR
A$2,658 AUD
View
B+
Retailer 10
-
€1,834 EUR
$2,049 USD
View
B+
Retailer 11
-
€2,184 EUR
$2,440 USD
View
B
Retailer 12
-
€2,311 EUR
$2,582 USD
View
B+
Retailer 13
-
€2,802 EUR
$3,130 USD
View
B+
Retailer 14
-
€3,081 EUR
£2,710 GBP
View
B
Retailer 15
-
€3,272 EUR
$3,655 USD
View
Most Expensive
B
Do Amore Diamonds
27-2887D02AF · Oct 31
€5,702 EUR
$6,370 USD
View
15 more retailers have this diamond
Prices start from €642 EURSave up to €5,060 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+
1.54ct Marquise
€642 EUR