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Marquise|Lab Grown|IGI

1.54ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818654174

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654174

Diamond specifications and retailer prices

From €673 EUR
$752 USD
As of October 30, 2026
Save €3,364 EUR (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €4,037 EUR at With Clarity · As of October 31, 2026
View at With Clarity

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654174 or 818654174. Listed at 21 retailers as of October 30, 2026, with prices from €673 to €4,037, a €3,364 spread on the same certified stone. With Clarity lists it at €4,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654174
Dimensions11.50 × 6.05 × 3.86 mm
L/W Ratio1.90
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
11.50 mm6.05 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654174
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
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: €1,254 EUR|Low: €673 EUR|High: €4,180 EUR|Avg: €1,947 EUR|-17.5%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 31, 2026
Retailer 7€673 EUR
Retailer 3€732 EUR
Retailer 9€781 EUR
Retailer 17€792 EUR
Retailer 4€940 EUR
Retailer 5€1,080 EUR
Retailer 1€1,254 EUR
Retailer 8€1,265 EUR
Retailer 16€1,295 EUR
Retailer 14€1,435 EUR
Retailer 2€1,690 EUR
Retailer 10€2,196 EUR
Retailer 6€2,428 EUR
Retailer 15€2,557 EUR
Retailer 11€2,694 EUR
Retailer 18€2,842 EUR
Retailer 19€2,963 EUR
Retailer 13€3,083 EUR
Retailer 12€3,249 EUR
With Clarity€4,037 EUR

32 data points across 20 retailers

21 retailers€673 EUR to €4,037 EUR

A
Cheapest Retailer
-
€673 EUR
$752 USD
A
Retailer 2
-
€732 EUR
$818 USD
View
A
Retailer 3
-
€781 EUR
$872 USD
View
Retailer 4
-
€781 EUR
$872 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€792 EUR
$885 USD
View
Final sale: no returns
A
Retailer 6
-
€940 EUR
$1,050 USD
View
A
Retailer 7
-
€1,080 EUR
$1,207 USD
View
A
Retailer 8
-
€1,254 EUR
£1,103 GBP
View
A
Retailer 9
-
€1,265 EUR
$1,413 USD
View
A
Retailer 10
-
€1,295 EUR
View
A
Retailer 11
-
€1,435 EUR
ZAR 25,907 ZAR
View
B+
Retailer 12
-
€1,690 EUR
$1,888 USD
View
B+
Retailer 13
-
€2,196 EUR
$2,453 USD
View
B
Retailer 14
-
€2,428 EUR
£2,136 GBP
View
B+
Retailer 15
-
€2,557 EUR
$2,857 USD
View
B
Retailer 16
-
€2,694 EUR
$3,010 USD
View
B+
Retailer 17
-
€2,842 EUR
SGD 4,291 SGD
View
B+
Retailer 18
-
€2,963 EUR
$3,310 USD
View
B+
Retailer 19
-
€3,083 EUR
£2,712 GBP
View
B
Retailer 20
-
€3,249 EUR
$3,630 USD
View
Most Expensive
B
With Clarity
818654174 · Oct 31
€4,037 EUR
$4,510 USD
View
20 more retailers have this diamond
Prices start from €673 EURSave up to €3,364 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
€673 EUR