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Marquise|Lab Grown|IGI

3.09ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG728556578

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG728556578

Diamond specifications and retailer prices

From €436 EUR
$487 USD
As of November 1, 2026
Save €3,028 EUR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,464 EUR at Do Amore Diamonds · As of October 31, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG728556578 or 728556578. Listed at 13 retailers as of October 31, 2026, with prices from €436 to €3,464, a €3,028 spread on the same certified stone. Do Amore Diamonds lists it at €3,464. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728556578
Dimensions14.99 × 7.63 × 4.74 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Top View
14.99 mm7.63 mm3.09 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728556578
Side View
Table 61.0%Crown 35.9°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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: Nov 1
Current: €3,464 EUR|Low: €303 EUR|High: €3,464 EUR|Avg: €1,439 EUR|+2.4%
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
November 1, 2026
Retailer 14€436 EUR
Retailer 10€483 EUR
Retailer 9€647 EUR
Retailer 12€784 EUR
Retailer 7€887 EUR
Retailer 8€1,128 EUR
Retailer 6€1,338 EUR
Retailer 5€1,487 EUR
Retailer 11€1,716 EUR
Retailer 4€1,770 EUR
Retailer 3€1,825 EUR
Retailer 13€1,860 EUR
Retailer 2€1,961 EUR
Do Amore Diamonds€3,464 EUR

24 data points across 14 retailers

13 retailers€436 EUR to €3,464 EUR

A
Cheapest Retailer
-
€436 EUR
$487 USD
Final sale: no returns
A
Retailer 2
-
€483 EUR
$540 USD
View
B+
Retailer 3
-
€647 EUR
$723 USD
View
A
Retailer 4
-
€784 EUR
$876 USD
View
A
Retailer 5
-
€887 EUR
£780 GBP
View
A
Retailer 6
-
€1,128 EUR
A$1,938 AUD
View
B+
Retailer 7
-
€1,338 EUR
CA$2,076 CAD
View
B+
Retailer 8
-
€1,716 EUR
$1,917 USD
View
B+
Retailer 9
-
€1,770 EUR
$1,978 USD
View
B+
Retailer 10
-
€1,825 EUR
$2,039 USD
View
B+
Retailer 11
-
€1,860 EUR
$2,078 USD
View
B+
Retailer 12
-
€1,961 EUR
£1,725 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D67804987 · Oct 31
€3,464 EUR
$3,870 USD
View
12 more retailers have this diamond
Prices start from €436 EURSave up to €3,028 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
€436 EUR