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Marquise|Lab Grown|IGI

3.00ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG839608343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839608343

Diamond specifications and retailer prices

From $4,498 CAD
$3,219 USD
As of November 2, 2026
Save $26,454 CAD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $30,952 CAD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839608343 or 839608343. Listed at 19 retailers as of November 2, 2026, with prices from $4,498 to $30,952, a $26,454 spread on the same certified stone. Do Amore Diamonds lists it at $30,952. 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

3.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839608343
Dimensions14.15 × 7.49 × 4.82 mm
L/W Ratio1.89
Girdle conditionFaceted
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
14.15 mm7.49 mm3.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839608343
Side View
Table 57.0%Crown 34.4°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 64.4%

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: $30,952 CAD|Low: $4,498 CAD|High: $58,666 CAD|Avg: $12,078 CAD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 3, 2026
Retailer 4$4,498 CAD
Retailer 5$4,635 CAD
Retailer 17$4,895 CAD
Retailer 3$4,947 CAD
Retailer 6$5,436 CAD
Retailer 16$6,815 CAD
Retailer 7$7,198 CAD
Retailer 2$7,304 CAD
Retailer 10$7,958 CAD
Retailer 18$8,101 CAD
Retailer 8$9,527 CAD
Retailer 9$10,494 CAD
Retailer 13$12,205 CAD
Retailer 15$12,268 CAD
Retailer 19$13,126 CAD
Retailer 14$14,195 CAD
Retailer 12$15,819 CAD
Retailer 20$21,961 CAD
Do Amore Diamonds$30,952 CAD
Retailer 11$32,689 CAD

31 data points across 20 retailers

19 retailers$4,498 CAD to $30,952 CAD

A
Cheapest Retailer
-
$4,498 CAD
$3,219 USD
A
Retailer 2
-
$4,635 CAD
$3,317 USD
View
A
Retailer 3
-
$4,895 CAD
$3,503 USD
View
A
Retailer 4
-
$4,947 CAD
$3,540 USD
View
A
Retailer 5
-
$5,436 CAD
$3,890 USD
View
A
Retailer 6
-
$6,815 CAD
£3,840 GBP
View
A
Retailer 7
-
$7,198 CAD
$5,151 USD
View
A
Retailer 8
-
$7,304 CAD
$5,227 USD
View
A
Retailer 9
-
$7,958 CAD
$5,695 USD
View
A
Retailer 10
-
$8,101 CAD
$5,797 USD
View
Retailer 11
-
$9,527 CAD
€6,493 EUR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$10,494 CAD
$7,510 USD
View
B+
Retailer 13
-
$12,205 CAD
$8,734 USD
View
B+
Retailer 14
-
$12,268 CAD
£6,913 GBP
View
B+
Retailer 15
-
$13,126 CAD
A$14,451 AUD
View
B+
Retailer 16
-
$14,195 CAD
$10,158 USD
View
Retailer 17
-
$15,819 CAD
$11,320 USD
View
Price last confirmed 18 days ago
B
Retailer 18
-
$21,961 CAD
A$24,178 AUD
View
Most Expensive
B
Do Amore Diamonds
27-ED5DFB697 · Nov 2
$30,952 CAD
$22,150 USD
View
18 more retailers have this diamond
Prices start from $4,498 CADSave up to $26,454 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
3.00ct Marquise
$4,498 CAD