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Marquise|Lab Grown|IGI

2.91ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG629454432

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG629454432

Diamond specifications and retailer prices

From €3,131 EUR
$3,498 USD
As of October 31, 2026
Save €12,565 EUR (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €23,693 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.91ct lab-grown marquise diamond

This 2.91ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG629454432 or 629454432. Listed at 15 retailers as of October 31, 2026, with a 401% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.91
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629454432
Dimensions15.08 × 7.39 × 4.70 mm
L/W Ratio2.04
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
15.08 mm7.39 mm2.91 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629454432
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.6%

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: Oct 31
Current: €23,693 EUR|Low: €2,753 EUR|High: €23,693 EUR|Avg: €8,136 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 11€2,935 EUR
Retailer 4€3,131 EUR
Retailer 18€3,766 EUR
Retailer 5€3,856 EUR
Retailer 3€4,046 EUR
Retailer 8€5,047 EUR
Retailer 9€5,282 EUR
Retailer 12€5,297 EUR
Retailer 2€5,707 EUR
Retailer 19€5,809 EUR
Retailer 7€6,193 EUR
Retailer 13€6,418 EUR
Retailer 15€9,177 EUR
Retailer 16€10,009 EUR
Retailer 14€11,373 EUR
Retailer 6€11,531 EUR
Retailer 17€15,295 EUR
Retailer 10€15,696 EUR
Do Amore Diamonds€23,693 EUR

15 data points across 19 retailers

15 retailers€3,131 EUR to €15,696 EUR

A
Cheapest Retailer
-
€3,131 EUR
$3,498 USD
A
Retailer 2
-
€3,766 EUR
$4,207 USD
View
A
Retailer 3
-
€3,856 EUR
$4,308 USD
View
Final sale: no returns
A
Retailer 4
-
€4,046 EUR
$4,520 USD
View
B+
Retailer 5
-
€5,297 EUR
$5,918 USD
View
B+
Retailer 6
-
€5,707 EUR
£5,021 GBP
View
B+
Retailer 7
-
€6,193 EUR
£5,448 GBP
View
B+
Retailer 8
-
€6,418 EUR
$7,170 USD
View
B
Retailer 9
-
€9,177 EUR
£8,073 GBP
View
B
Retailer 10
-
€10,009 EUR
$11,182 USD
View
B
Retailer 11
-
€11,373 EUR
ZAR 205,266 ZAR
View
B
Retailer 12
-
€11,531 EUR
$12,883 USD
View
B
Retailer 13
-
€15,295 EUR
SGD 23,092 SGD
View
B
Retailer 14
-
€15,696 EUR
$17,536 USD
View
Most Expensive
Do Amore Diamonds
27-0B7BA0380 · Oct 31
€23,693 EUR
$26,470 USD
View
Price under review
14 more retailers have this diamond
Prices start from €3,131 EURSave up to €12,565 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
2.91ct Marquise
€3,131 EUR