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Marquise|Lab Grown|IGI

2.54ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG826644897

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826644897

Diamond specifications and retailer prices

From €424 EUR
HK$3,700 HKD
As of October 31, 2026
Save €1,626 EUR (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,050 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.54ct lab-grown marquise diamond

This 2.54ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG826644897 or 826644897. Listed at 16 retailers as of October 31, 2026, with prices from €424 to €2,050, a €1,626 spread on the same certified stone. Brilliant Earth lists it at €2,050. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.54
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826644897
Dimensions14.42 × 7.30 × 4.28 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.42 mm7.30 mm2.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826644897
Side View
Table 63.0%Crown 32.9°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
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: Oct 31
Current: €2,050 EUR|Low: €351 EUR|High: €3,357 EUR|Avg: €1,069 EUR|-38.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3€351 EUR
Retailer 7€488 EUR
Retailer 6€586 EUR
Retailer 9€601 EUR
Retailer 12€624 EUR
Retailer 8€694 EUR
Retailer 4€750 EUR
Retailer 5€942 EUR
Retailer 2€1,213 EUR
Retailer 10€1,527 EUR
Retailer 11€1,844 EUR
Brilliant Earth€2,050 EUR

40 data points across 12 retailers

16 retailers€424 EUR to €2,050 EUR

Retailer 1
-
€313 EUR
$350 USD
Price last confirmed 15 days ago
Retailer 2
-
€363 EUR
$406 USD
View
Price last confirmed 16 days ago
Retailer 3
-
€388 EUR
$434 USD
View
Price last confirmed 28 days ago
A
Retailer 4
-
€424 EUR
HK$3,700 HKD
View
A
Retailer 5
-
€488 EUR
£429 GBP
View
A
Retailer 6
-
€586 EUR
$655 USD
View
A
Retailer 7
-
€601 EUR
View
B+
Retailer 8
-
€624 EUR
$697 USD
View
A
Retailer 9
-
€694 EUR
£611 GBP
View
B+
Retailer 10
-
€750 EUR
$838 USD
View
B+
Retailer 11
-
€942 EUR
$1,052 USD
View
B
Retailer 12
-
€1,213 EUR
SGD 1,831 SGD
View
Retailer 13
-
€1,249 EUR
$1,395 USD
View
Price last confirmed 15 days ago
Retailer 14
-
€1,527 EUR
£1,343 GBP
View
Price last confirmed 10 days ago
B
Retailer 15
-
€1,844 EUR
$2,060 USD
View
Most Expensive
B
Brilliant Earth
20881561A · Oct 31
€2,050 EUR
$2,290 USD
View
15 more retailers have this diamond
Prices start from €424 EURSave up to €1,626 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
2.54ct Marquise
€424 EUR