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Marquise|Lab Grown|IGI

3.09ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG843684714

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843684714

Diamond specifications and retailer prices

From €538 EUR
$601 USD
As of October 31, 2026
Save €2,747 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,285 EUR at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct 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 LG843684714 or 843684714. Listed at 17 retailers as of October 26, 2026, with prices from €538 to €3,285, a €2,747 spread on the same certified stone. Brilliant Earth lists it at €3,285. 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

3.09
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843684714
Dimensions15.25 × 7.65 × 4.60 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.25 mm7.65 mm3.09 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843684714
Side View
Table 56.0%Crown 30.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 60.1%

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: €927 EUR|Low: €538 EUR|High: €2,499 EUR|Avg: €1,349 EUR|+0.5%
Retailer 1
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
October 31, 2026
Retailer 6€538 EUR
Retailer 15€653 EUR
Retailer 3€716 EUR
Retailer 8€798 EUR
Retailer 14€905 EUR
Retailer 1€927 EUR
Retailer 16€1,207 EUR
Retailer 11€1,257 EUR
Retailer 13€1,293 EUR
Retailer 10€1,337 EUR
Retailer 7€1,884 EUR
Retailer 4€1,916 EUR
Retailer 5€1,934 EUR
Retailer 2€2,029 EUR
Retailer 9€2,099 EUR
Retailer 12€2,499 EUR

21 data points across 16 retailers

17 retailers€538 EUR to €3,285 EUR

A
Cheapest Retailer
-
€538 EUR
$601 USD
Final sale: no returns
A
Retailer 2
-
€653 EUR
HK$5,700 HKD
View
A
Retailer 3
-
€716 EUR
$800 USD
View
B+
Retailer 4
-
€798 EUR
$892 USD
View
A
Retailer 5
-
€905 EUR
View
A
Retailer 6
-
€927 EUR
£816 GBP
View
A
Retailer 7
-
€1,207 EUR
$1,349 USD
View
B+
Retailer 8
-
€1,257 EUR
A$2,161 AUD
View
B+
Retailer 9
-
€1,293 EUR
ZAR 23,338 ZAR
View
B+
Retailer 10
-
€1,337 EUR
$1,494 USD
View
B+
Retailer 11
-
€1,884 EUR
SGD 2,845 SGD
View
B+
Retailer 12
-
€1,916 EUR
$2,141 USD
View
B+
Retailer 13
-
€1,934 EUR
$2,160 USD
View
B
Retailer 14
-
€2,029 EUR
$2,267 USD
View
B
Retailer 15
-
€2,099 EUR
A$3,608 AUD
View
B
Retailer 16
-
€2,499 EUR
£2,198 GBP
View
Most Expensive
B
Brilliant Earth
21775701A · Oct 26
€3,285 EUR
$3,670 USD
View
16 more retailers have this diamond
Prices start from €538 EURSave up to €2,747 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
3.09ct Marquise
€538 EUR