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Marquise|Lab Grown|IGI

4.02ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG631468299

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG631468299

Diamond specifications and retailer prices

From $27,212 CAD
$19,480 USD
As of October 30, 2026
2 retailers carry this diamond
Only listing: $27,212 CAD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG631468299 or 631468299. Listed at 2 retailers as of October 30, 2026. 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

4.02
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631468299
Dimensions15.91 × 8.39 × 5.26 mm
L/W Ratio1.90
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
15.91 mm8.39 mm4.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631468299
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $20,884 CAD|Low: $13,329 CAD|High: $1,033,678 CAD|Avg: $80,661 CAD|-38.5%
Brilliant Earth
Retailer 2
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Retailer 8
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September 4, 2026
Retailer 10$13,329 CAD
Retailer 2$18,379 CAD
Retailer 14$18,720 CAD
Brilliant Earth$20,884 CAD
Retailer 11$24,644 CAD
Retailer 4$28,365 CAD
Retailer 13$31,612 CAD
Retailer 8$32,934 CAD
Retailer 6$47,751 CAD
Retailer 7$51,481 CAD
Retailer 3$57,738 CAD
Retailer 12$65,863 CAD
Retailer 5$98,118 CAD
Retailer 9$101,162 CAD

59 data points across 14 retailers

2 retailers

B+
Brilliant Earth
18396742Y · Oct 30
$27,212 CAD
$19,480 USD
View

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B+
4.02ct Marquise
$27,212 CAD