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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG735596581

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG735596581

Diamond specifications and retailer prices

From €592 EUR
$664 USD
As of November 2, 2026
Save €4,659 EUR (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €5,251 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 LG735596581 or 735596581. Listed at 25 retailers as of November 2, 2026, with prices from €592 to €5,251, a €4,659 spread on the same certified stone. Do Amore Diamonds lists it at €5,251. 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 angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735596581
Dimensions15.47 × 8.03 × 5.05 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Top View
15.47 mm8.03 mm3.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735596581
Side View
Table 57.0%Crown 34.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 62.9%

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 2
Current: €5,251 EUR|Low: €568 EUR|High: €5,251 EUR|Avg: €1,881 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
Retailer 20
November 2, 2026
Retailer 4€568 EUR
Retailer 7€662 EUR
Retailer 3€687 EUR
Retailer 20€687 EUR
Retailer 19€847 EUR
Retailer 9€874 EUR
Retailer 8€970 EUR
Retailer 6€1,041 EUR
Retailer 2€1,216 EUR
Retailer 15€1,711 EUR
Retailer 18€1,753 EUR
Retailer 16€1,759 EUR
Retailer 5€2,340 EUR
Retailer 11€2,351 EUR
Retailer 17€2,354 EUR
Retailer 10€2,365 EUR
Retailer 12€2,711 EUR
Retailer 13€2,975 EUR
Retailer 14€4,922 EUR
Do Amore Diamonds€5,251 EUR

42 data points across 20 retailers

25 retailers€592 EUR to €5,251 EUR

Retailer 1
-
€568 EUR
$637 USD
Price last confirmed 31 days ago
A
Retailer 2
-
€592 EUR
$664 USD
View
Retailer 3
-
€644 EUR
$722 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€662 EUR
$742 USD
View
Final sale: no returns
Retailer 5
-
€687 EUR
$770 USD
View
Price last confirmed 17 days ago
Retailer 6
-
€687 EUR
$770 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
€687 EUR
$770 USD
View
A
Retailer 8
-
€847 EUR
$950 USD
View
A
Retailer 9
-
€874 EUR
$980 USD
View
A
Retailer 10
-
€970 EUR
$1,088 USD
View
A
Retailer 11
-
€1,041 EUR
$1,168 USD
View
A
Retailer 12
-
€1,216 EUR
£1,074 GBP
View
B+
Retailer 13
-
€1,711 EUR
A$2,952 AUD
View
B+
Retailer 14
-
€1,753 EUR
$1,966 USD
View
B+
Retailer 15
-
€1,759 EUR
ZAR 31,872 ZAR
View
Retailer 16
-
€2,130 EUR
$2,389 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
€2,130 EUR
$2,389 USD
View
B+
Retailer 18
-
€2,340 EUR
$2,625 USD
View
B
Retailer 19
-
€2,351 EUR
£2,076 GBP
View
B+
Retailer 20
-
€2,354 EUR
$2,640 USD
View
B
Retailer 21
-
€2,365 EUR
$2,652 USD
View
B
Retailer 22
-
€2,711 EUR
$3,041 USD
View
B
Retailer 23
-
€2,975 EUR
£2,627 GBP
View
B
Retailer 24
-
€4,922 EUR
$5,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-4DDD2B3F8 · Nov 2
€5,251 EUR
$5,890 USD
View
24 more retailers have this diamond
Prices start from €592 EURSave up to €4,659 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
€592 EUR