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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG747588136

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747588136

Diamond specifications and retailer prices

From €613 EUR
$687 USD
As of November 2, 2026
Save €5,629 EUR (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €6,241 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG747588136 or 747588136. Listed at 25 retailers as of November 2, 2026, with prices from €613 to €6,241, a €5,629 spread on the same certified stone. Do Amore Diamonds lists it at €6,241. 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

3.51
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747588136
Dimensions14.76 × 7.80 × 4.99 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.80 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747588136
Side View
Table 59.0%Crown 37.1°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €5,439 EUR|Low: €588 EUR|High: €5,439 EUR|Avg: €1,905 EUR
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
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 4€588 EUR
Retailer 6€686 EUR
Retailer 3€711 EUR
Retailer 19€711 EUR
Retailer 18€825 EUR
Retailer 8€879 EUR
Retailer 7€1,004 EUR
Retailer 5€1,065 EUR
Retailer 2€1,202 EUR
Retailer 17€1,751 EUR
Retailer 14€1,772 EUR
Retailer 15€1,822 EUR
Retailer 16€2,363 EUR
Retailer 9€2,431 EUR
Retailer 10€2,432 EUR
Retailer 11€2,806 EUR
Retailer 12€2,942 EUR
Retailer 13€4,922 EUR
Do Amore Diamonds€5,439 EUR

43 data points across 19 retailers

25 retailers€613 EUR to €6,241 EUR

Retailer 1
-
€588 EUR
$660 USD
Price last confirmed 31 days ago
A
Retailer 2
-
€613 EUR
$687 USD
View
Retailer 3
-
€667 EUR
$748 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€686 EUR
$769 USD
View
Final sale: no returns
Retailer 5
-
€711 EUR
$797 USD
View
Price last confirmed 17 days ago
Retailer 6
-
€711 EUR
$797 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
€711 EUR
$797 USD
View
A
Retailer 8
-
€825 EUR
$925 USD
View
A
Retailer 9
-
€879 EUR
$986 USD
View
A
Retailer 10
-
€1,004 EUR
$1,126 USD
View
A
Retailer 11
-
€1,065 EUR
$1,194 USD
View
A
Retailer 12
-
€1,202 EUR
£1,062 GBP
View
B+
Retailer 13
-
€1,751 EUR
$1,964 USD
View
B+
Retailer 14
-
€1,772 EUR
A$3,058 AUD
View
B+
Retailer 15
-
€1,822 EUR
ZAR 33,014 ZAR
View
Retailer 16
-
€2,207 EUR
$2,475 USD
View
Price last confirmed 32 days ago
B+
Retailer 17
-
€2,207 EUR
$2,475 USD
View
B+
Retailer 18
-
€2,363 EUR
$2,650 USD
View
B
Retailer 19
-
€2,431 EUR
$2,727 USD
View
B
Retailer 20
-
€2,432 EUR
£2,148 GBP
View
B
Retailer 21
-
€2,806 EUR
$3,148 USD
View
B
Retailer 22
-
€2,942 EUR
£2,598 GBP
View
B
Retailer 23
-
€4,922 EUR
$5,520 USD
View
B
Retailer 24
-
€5,439 EUR
$6,100 USD
View
Most Expensive
B
Do Amore Diamonds
23-747588136 · Nov 2
€6,241 EUR
$7,000 USD
View
24 more retailers have this diamond
Prices start from €613 EURSave up to €5,629 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
3.51ct Marquise
€613 EUR