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Marquise|Lab Grown|IGI

2.71ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG836688098

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836688098

Diamond specifications and retailer prices

From €454 EUR
$507 USD
As of October 30, 2026
Save €3,574 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,028 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.71ct lab-grown marquise diamond

This 2.71ct 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 LG836688098 or 836688098. Listed at 17 retailers as of October 30, 2026, with prices from €454 to €4,028, a €3,574 spread on the same certified stone. Do Amore Diamonds lists it at €4,028. 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

2.71
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836688098
Dimensions13.74 × 7.23 × 4.51 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.74 mm7.23 mm2.71 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836688098
Side View
Table 59.0%Crown 39.5°Girdle: STK-THKPavilion 38°Culet: NoneDepth 62.4%

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 30
Current: €4,028 EUR|Low: €454 EUR|High: €4,574 EUR|Avg: €1,377 EUR|-11.9%
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
Retailer 17
November 1, 2026
Retailer 14€454 EUR
Retailer 3€508 EUR
Retailer 17€563 EUR
Retailer 16€670 EUR
Retailer 4€685 EUR
Retailer 8€745 EUR
Retailer 10€778 EUR
Retailer 13€871 EUR
Retailer 5€958 EUR
Retailer 11€969 EUR
Retailer 12€1,453 EUR
Retailer 6€1,634 EUR
Retailer 9€1,830 EUR
Retailer 15€1,933 EUR
Retailer 7€2,119 EUR
Retailer 2€2,698 EUR
Do Amore Diamonds€4,028 EUR

5 data points across 17 retailers

17 retailers€454 EUR to €4,028 EUR

A
Cheapest Retailer
-
€454 EUR
$507 USD
A
Retailer 2
-
€508 EUR
$567 USD
View
Final sale: no returns
A
Retailer 3
-
€563 EUR
$629 USD
View
A
Retailer 4
-
€670 EUR
$748 USD
View
A
Retailer 5
-
€685 EUR
$765 USD
View
B+
Retailer 6
-
€745 EUR
$832 USD
View
B+
Retailer 7
-
€778 EUR
£684 GBP
View
B+
Retailer 8
-
€871 EUR
$973 USD
View
B+
Retailer 9
-
€958 EUR
$1,070 USD
View
B+
Retailer 10
-
€969 EUR
£853 GBP
View
B
Retailer 11
-
€1,453 EUR
$1,623 USD
View
B
Retailer 12
-
€1,634 EUR
$1,826 USD
View
B
Retailer 13
-
€1,830 EUR
$2,045 USD
View
B
Retailer 14
-
€1,933 EUR
$2,160 USD
View
B
Retailer 15
-
€2,119 EUR
$2,367 USD
View
B
Retailer 16
-
€2,698 EUR
£2,373 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A78C92158 · Oct 31
€4,028 EUR
$4,500 USD
View
16 more retailers have this diamond
Prices start from €454 EURSave up to €3,574 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
2.71ct Marquise
€454 EUR