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Marquise|Lab Grown|IGI

1.91ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818623828

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818623828

Diamond specifications and retailer prices

From €905 EUR
$1,011 USD
As of October 30, 2026
Save €7,133 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €8,038 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.91ct lab-grown marquise diamond

This 1.91ct 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 LG818623828 or 818623828. Listed at 22 retailers as of October 30, 2026, with prices from €905 to €8,038, a €7,133 spread on the same certified stone. Do Amore Diamonds lists it at €8,038. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623828
Dimensions12.59 × 6.58 × 4.13 mm
L/W Ratio1.91
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
12.59 mm6.58 mm1.91 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623828
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.8%

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: €8,038 EUR|Low: €905 EUR|High: €9,166 EUR|Avg: €2,651 EUR|-12.3%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 10€905 EUR
Retailer 18€985 EUR
Retailer 6€1,014 EUR
Retailer 5€1,050 EUR
Retailer 15€1,208 EUR
Retailer 20€1,229 EUR
Retailer 21€1,477 EUR
Retailer 2€1,680 EUR
Retailer 16€1,758 EUR
Retailer 13€2,131 EUR
Retailer 12€2,172 EUR
Retailer 19€2,195 EUR
Retailer 7€2,438 EUR
Retailer 3€2,730 EUR
Retailer 8€3,206 EUR
Retailer 9€3,260 EUR
Retailer 4€3,353 EUR
Retailer 17€3,729 EUR
Retailer 14€3,737 EUR
Retailer 11€4,119 EUR
Do Amore Diamonds€8,038 EUR

33 data points across 21 retailers

22 retailers€905 EUR to €8,038 EUR

A
Cheapest Retailer
-
€905 EUR
$1,011 USD
A
Retailer 2
-
€985 EUR
$1,100 USD
View
A
Retailer 3
-
€1,014 EUR
$1,133 USD
View
Final sale: no returns
A
Retailer 4
-
€1,050 EUR
$1,173 USD
View
Retailer 5
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€1,050 EUR
$1,173 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
€1,208 EUR
$1,350 USD
View
A
Retailer 7
-
€1,229 EUR
$1,373 USD
View
A
Retailer 8
-
€1,477 EUR
$1,650 USD
View
A
Retailer 9
-
€1,680 EUR
£1,478 GBP
View
A
Retailer 10
-
€1,758 EUR
View
B+
Retailer 11
-
€2,131 EUR
ZAR 38,455 ZAR
View
B+
Retailer 12
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€2,172 EUR
$2,427 USD
View
B+
Retailer 13
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€2,195 EUR
$2,452 USD
View
B+
Retailer 14
-
€2,438 EUR
$2,724 USD
View
B+
Retailer 15
-
€2,730 EUR
$3,050 USD
View
B+
Retailer 16
-
€3,206 EUR
£2,820 GBP
View
B+
Retailer 17
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€3,260 EUR
$3,642 USD
View
B+
Retailer 18
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€3,353 EUR
$3,746 USD
View
B+
Retailer 19
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€3,729 EUR
£3,280 GBP
View
B
Retailer 20
-
€3,737 EUR
$4,175 USD
View
B
Retailer 21
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€4,119 EUR
$4,602 USD
View
Most Expensive
B
Do Amore Diamonds
27-0B70763D2 · Oct 31
€8,038 EUR
$8,980 USD
View
21 more retailers have this diamond
Prices start from €905 EURSave up to €7,133 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
1.91ct Marquise
€905 EUR