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Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG750520539

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750520539

Diamond specifications and retailer prices

From $2,549 CAD
As of October 27, 2026
Save $1,130 CAD (31%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,593 CAD at MOH London · As of October 15, 2026
View at MOH London

About this 3.1ct lab-grown marquise diamond

This 3.1ct 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 LG750520539 or 750520539. Listed at 21 retailers as of October 27, 2026, with a 44% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750520539
Dimensions7.75 × 7.75 × 4.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.75 mm7.75 mm3.10 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750520539
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.4%

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 27
Current: $4,593 CAD|Low: $570 CAD|High: $7,530 CAD|Avg: $2,778 CAD|+8.2%
MOH London
Retailer 2
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Retailer 19
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Retailer 21
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Retailer 23
October 16, 2026
Retailer 5$686 CAD
Retailer 4$886 CAD
Retailer 20$943 CAD
Retailer 19$1,204 CAD
Retailer 18$1,293 CAD
Retailer 21$1,383 CAD
Retailer 15$1,460 CAD
Retailer 23$1,514 CAD
Retailer 10$1,563 CAD
Retailer 2$1,593 CAD
Retailer 7$2,071 CAD
Retailer 13$2,465 CAD
Retailer 16$2,549 CAD
Retailer 8$2,858 CAD
Retailer 14$2,945 CAD
Retailer 6$3,314 CAD
Retailer 9$3,360 CAD
Retailer 22$3,472 CAD
Retailer 11$3,680 CAD
Retailer 3$4,171 CAD
MOH London$4,593 CAD
Retailer 12$5,069 CAD
Retailer 17$7,110 CAD

20 data points across 23 retailers

21 retailers$2,549 CAD to $3,680 CAD

A
Retailer 1
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$686 CAD
$490 USD
Price last confirmed 27 days ago
A
Retailer 2
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$686 CAD
$490 USD
View
Price last confirmed 24 days ago
A
Retailer 3
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$801 CAD
$572 USD
View
Price last confirmed 30 days ago
A
Retailer 4
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$843 CAD
$602 USD
View
Price last confirmed 21 days ago
A
Retailer 5
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$886 CAD
$633 USD
View
Price last confirmed 24 days ago
A
Retailer 6
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$886 CAD
$633 USD
View
Price last confirmed 26 days ago
A
Retailer 7
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$897 CAD
$641 USD
View
Price last confirmed 14 days ago
A
Retailer 8
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$1,293 CAD
$924 USD
View
Price last confirmed 14 days ago
A
Retailer 9
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$1,383 CAD
$988 USD
View
Price last confirmed 17 days ago
B+
Retailer 10
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$2,465 CAD
$1,761 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
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$2,549 CAD
View
B+
Retailer 12
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$2,572 CAD
$1,838 USD
View
Price last confirmed 29 days ago
B+
Retailer 13
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$2,572 CAD
$1,838 USD
View
Price last confirmed 25 days ago
B+
Retailer 14
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$2,858 CAD
£1,608 GBP
View
Price last confirmed 25 days ago
B+
Retailer 15
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$3,033 CAD
$2,167 USD
View
Price last confirmed 21 days ago
B
Retailer 16
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$3,314 CAD
$2,368 USD
View
Price last confirmed 24 days ago
B
Retailer 17
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$3,360 CAD
$2,401 USD
View
Price last confirmed 27 days ago
B
Retailer 18
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$3,472 CAD
A$3,817 AUD
View
Price last confirmed 21 days ago
B
Retailer 19
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$3,680 CAD
$2,629 USD
View
B
Retailer 20
-
$4,171 CAD
$2,980 USD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
LG750520539 · Oct 15
$4,593 CAD
£2,584 GBP
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $2,549 CADSave up to $1,130 CAD

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
3.10ct Marquise
$2,549 CAD