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Marquise|Lab Grown|IGI

3.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG754508874

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508874

Diamond specifications and retailer prices

From $7,432 CAD
As of November 3, 2026
Save $17,997 CAD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $36,193 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.03ct lab-grown marquise diamond

This 3.03ct 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 LG754508874 or 754508874. Listed at 13 retailers as of November 1, 2026, with a 242% 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

3.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508874
Dimensions15.80 × 7.37 × 4.57 mm
L/W Ratio2.14
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
15.80 mm7.37 mm3.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508874
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $22,897 CAD|Low: $7,432 CAD|High: $38,975 CAD|Avg: $17,955 CAD|-41.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 4$7,432 CAD
Retailer 11$8,043 CAD
Retailer 5$8,150 CAD
Retailer 2$8,597 CAD
Retailer 10$16,309 CAD
Retailer 12$16,372 CAD
Retailer 6$16,767 CAD
Retailer 9$17,501 CAD
Retailer 3$17,910 CAD
Retailer 7$20,974 CAD
Retailer 1$22,897 CAD
Retailer 8$25,429 CAD

34 data points across 12 retailers

13 retailers$7,432 CAD to $25,429 CAD

A
Cheapest Retailer
-
$7,432 CAD
A
Retailer 2
-
$8,043 CAD
View
A
Retailer 3
-
$8,150 CAD
View
B+
Retailer 4
-
$8,597 CAD
View
B
Retailer 5
-
$13,469 CAD
View
B
Retailer 6
-
$16,309 CAD
View
B
Retailer 7
-
$16,372 CAD
View
B
Retailer 8
-
$16,767 CAD
View
B
Retailer 9
-
$17,501 CAD
View
B
Retailer 10
-
$20,974 CAD
View
Retailer 11
-
$22,897 CAD
View
Price under review
B
Retailer 12
-
$25,429 CAD
View
Most Expensive
Taylor and Hart
RJ31EZ5 · Oct 31
$36,193 CAD
$25,899 USD
View
Price under review
12 more retailers have this diamond
Prices start from $7,432 CADSave up to $17,997 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
3.03ct Marquise
$7,432 CAD