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Marquise|Lab Grown|IGI

3.10ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784645690

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784645690

Diamond specifications and retailer prices

From $4,939 CAD
$3,536 USD
As of October 30, 2026
Save $29,047 CAD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $33,987 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645690 or 784645690. Listed at 14 retailers as of October 30, 2026, with prices from $4,939 to $33,987, a $29,047 spread on the same certified stone. Do Amore Diamonds lists it at $33,987. 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
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645690
Dimensions14.40 × 7.55 × 4.85 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.40 mm7.55 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645690
Side View
Table 57.0%Crown 36.2°Girdle: STK-VTKPavilion 39.4°Culet: NoneDepth 64.2%

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: Oct 30
Current: $33,987 CAD|Low: $4,939 CAD|High: $39,127 CAD|Avg: $11,938 CAD|-13.1%
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
October 30, 2026
Retailer 7$4,939 CAD
Retailer 8$5,178 CAD
Retailer 5$5,424 CAD
Retailer 14$5,449 CAD
Retailer 10$5,944 CAD
Retailer 6$6,683 CAD
Retailer 3$7,821 CAD
Retailer 11$7,902 CAD
Retailer 13$8,967 CAD
Retailer 12$10,246 CAD
Retailer 9$10,832 CAD
Retailer 2$11,930 CAD
Retailer 4$13,692 CAD
Do Amore Diamonds$33,987 CAD

30 data points across 14 retailers

14 retailers$4,939 CAD to $33,987 CAD

A
Cheapest Retailer
-
$4,939 CAD
$3,536 USD
A
Retailer 2
-
$5,178 CAD
$3,707 USD
View
A
Retailer 3
-
$5,424 CAD
$3,883 USD
View
A
Retailer 4
-
$5,449 CAD
$3,901 USD
View
A
Retailer 5
-
$5,944 CAD
$4,255 USD
View
A
Retailer 6
-
$6,683 CAD
$4,784 USD
View
Final sale: no returns
A
Retailer 7
-
$7,821 CAD
$5,599 USD
View
A
Retailer 8
-
$7,902 CAD
$5,657 USD
View
B+
Retailer 9
-
$8,967 CAD
$6,419 USD
View
B+
Retailer 10
-
$10,246 CAD
$7,335 USD
View
B+
Retailer 11
-
$10,832 CAD
€7,385 EUR
View
B+
Retailer 12
-
$11,930 CAD
$8,540 USD
View
B+
Retailer 13
-
$13,692 CAD
£7,718 GBP
View
Most Expensive
B
Do Amore Diamonds
27-DE41D9F6F · Oct 30
$33,987 CAD
$24,330 USD
View
13 more retailers have this diamond
Prices start from $4,939 CADSave up to $29,047 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
$4,939 CAD