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Marquise|Lab Grown|IGI

3.09ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG750520426

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750520426

Diamond specifications and retailer prices

From €470 EUR
$525 USD
As of November 1, 2026
Save €3,263 EUR (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,733 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG750520426 or 750520426. Listed at 12 retailers as of November 1, 2026, with prices from €470 to €3,733, a €3,263 spread on the same certified stone. Do Amore Diamonds lists it at €3,733. 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
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750520426
Dimensions15.37 × 7.54 × 4.71 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
Top View
15.37 mm7.54 mm3.09 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750520426
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: Nov 1
Current: €3,733 EUR|Low: €327 EUR|High: €3,733 EUR|Avg: €1,824 EUR|+2.5%
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
November 2, 2026
Retailer 16€470 EUR
Retailer 11€521 EUR
Retailer 10€697 EUR
Retailer 2€899 EUR
Retailer 14€968 EUR
Retailer 9€1,214 EUR
Retailer 7€1,411 EUR
Retailer 12€1,512 EUR
Retailer 4€1,692 EUR
Retailer 3€1,965 EUR
Retailer 15€1,990 EUR
Retailer 8€2,080 EUR
Retailer 13€2,402 EUR
Retailer 6€2,748 EUR
Retailer 5€3,683 EUR
Do Amore Diamonds€3,733 EUR

26 data points across 16 retailers

12 retailers€470 EUR to €3,733 EUR

A
Cheapest Retailer
-
€470 EUR
$525 USD
Final sale: no returns
A
Retailer 2
-
€521 EUR
$582 USD
View
B+
Retailer 3
-
€697 EUR
$779 USD
View
A
Retailer 4
-
€899 EUR
£791 GBP
View
A
Retailer 5
-
€968 EUR
$1,082 USD
View
B+
Retailer 6
-
€1,214 EUR
A$2,086 AUD
View
B+
Retailer 7
-
€1,512 EUR
$1,689 USD
View
B+
Retailer 8
-
€1,692 EUR
£1,488 GBP
View
B
Retailer 9
-
€1,965 EUR
$2,195 USD
View
B+
Retailer 10
-
€1,990 EUR
$2,223 USD
View
B
Retailer 11
-
€2,402 EUR
£2,113 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D0091D77C · Nov 2
€3,733 EUR
$4,170 USD
View
11 more retailers have this diamond
Prices start from €470 EURSave up to €3,263 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
€470 EUR