Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG843645166

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645166

Diamond specifications and retailer prices

From €476 EUR
$530 USD
As of October 27, 2026
Save €5,039 EUR (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €5,515 EUR at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843645166 or 843645166. Listed at 24 retailers as of October 27, 2026, with prices from €476 to €5,515, a €5,039 spread on the same certified stone. Brilliant Earth lists it at €5,515. 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

3.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645166
Dimensions15.31 × 7.48 × 4.76 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.31 mm7.48 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645166
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°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 27
Current: €5,515 EUR|Low: €476 EUR|High: €5,515 EUR|Avg: €1,467 EUR
Brilliant Earth
Retailer 2
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Retailer 24
October 29, 2026
Retailer 22€476 EUR
Retailer 12€532 EUR
Retailer 4€533 EUR
Retailer 9€590 EUR
Retailer 23€590 EUR
Retailer 2€677 EUR
Retailer 10€714 EUR
Retailer 18€790 EUR
Retailer 11€911 EUR
Retailer 20€911 EUR
Retailer 21€983 EUR
Retailer 8€1,217 EUR
Retailer 6€1,256 EUR
Retailer 13€1,282 EUR
Retailer 5€1,311 EUR
Retailer 7€1,523 EUR
Retailer 24€1,552 EUR
Retailer 16€1,918 EUR
Retailer 17€1,937 EUR
Retailer 15€2,018 EUR
Retailer 14€2,189 EUR
Retailer 3€2,467 EUR
Retailer 19€2,668 EUR
Brilliant Earth€5,515 EUR

16 data points across 24 retailers

24 retailers€476 EUR to €5,515 EUR

A
Cheapest Retailer
-
€476 EUR
$530 USD
A
Retailer 2
-
€532 EUR
$592 USD
View
Final sale: no returns
A
Retailer 3
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€533 EUR
$593 USD
View
A
Retailer 4
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€590 EUR
$657 USD
View
A
Retailer 5
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€590 EUR
$657 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
€677 EUR
£594 GBP
View
A
Retailer 7
-
€714 EUR
$795 USD
View
B+
Retailer 8
-
€790 EUR
$880 USD
View
A
Retailer 9
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€911 EUR
$1,014 USD
View
A
Retailer 10
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€911 EUR
£799 GBP
View
A
Retailer 11
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€983 EUR
View
A
Retailer 12
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€1,217 EUR
$1,355 USD
View
B+
Retailer 13
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€1,256 EUR
A$2,151 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
€1,282 EUR
ZAR 23,053 ZAR
View
B+
Retailer 15
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€1,311 EUR
$1,459 USD
View
B+
Retailer 16
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€1,523 EUR
$1,696 USD
View
B+
Retailer 17
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€1,552 EUR
$1,728 USD
View
B+
Retailer 18
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€1,918 EUR
$2,135 USD
View
B+
Retailer 19
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€1,937 EUR
$2,156 USD
View
B+
Retailer 20
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€2,018 EUR
$2,246 USD
View
B
Retailer 21
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€2,189 EUR
$2,437 USD
View
B
Retailer 22
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€2,467 EUR
£2,163 GBP
View
B
Retailer 23
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€2,668 EUR
$2,970 USD
View
Most Expensive
B
Brilliant Earth
21738941A · Oct 27
€5,515 EUR
$6,140 USD
View
23 more retailers have this diamond
Prices start from €476 EURSave up to €5,039 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
3.10ct Marquise
€476 EUR