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Marquise|Lab Grown|IGI

2.91ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG629454432

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG629454432

Diamond specifications and retailer prices

From $4,886 CAD
$3,498 USD
As of October 31, 2026
Save $19,610 CAD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $36,976 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.91ct lab-grown marquise diamond

This 2.91ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG629454432 or 629454432. Listed at 15 retailers as of October 30, 2026, with a 401% 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

2.91
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629454432
Dimensions15.08 × 7.39 × 4.70 mm
L/W Ratio2.04
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
15.08 mm7.39 mm2.91 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629454432
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.6%

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: Oct 31
Current: $36,976 CAD|Low: $4,297 CAD|High: $36,976 CAD|Avg: $12,697 CAD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 11$4,580 CAD
Retailer 4$4,886 CAD
Retailer 18$5,877 CAD
Retailer 5$6,018 CAD
Retailer 3$6,314 CAD
Retailer 8$7,877 CAD
Retailer 9$8,243 CAD
Retailer 12$8,267 CAD
Retailer 2$8,907 CAD
Retailer 19$9,066 CAD
Retailer 7$9,665 CAD
Retailer 13$10,016 CAD
Retailer 15$14,322 CAD
Retailer 16$15,620 CAD
Retailer 14$17,749 CAD
Retailer 6$17,996 CAD
Retailer 17$23,870 CAD
Retailer 10$24,496 CAD
Do Amore Diamonds$36,976 CAD

15 data points across 19 retailers

15 retailers$4,886 CAD to $24,496 CAD

A
Cheapest Retailer
-
$4,886 CAD
$3,498 USD
A
Retailer 2
-
$5,877 CAD
$4,207 USD
View
A
Retailer 3
-
$6,018 CAD
$4,308 USD
View
Final sale: no returns
A
Retailer 4
-
$6,314 CAD
$4,520 USD
View
B+
Retailer 5
-
$8,267 CAD
$5,918 USD
View
B+
Retailer 6
-
$8,907 CAD
£5,021 GBP
View
B+
Retailer 7
-
$9,665 CAD
£5,448 GBP
View
B+
Retailer 8
-
$10,016 CAD
$7,170 USD
View
B
Retailer 9
-
$14,322 CAD
£8,073 GBP
View
B
Retailer 10
-
$15,620 CAD
$11,182 USD
View
B
Retailer 11
-
$17,749 CAD
ZAR 205,266 ZAR
View
B
Retailer 12
-
$17,996 CAD
$12,883 USD
View
B
Retailer 13
-
$23,870 CAD
SGD 23,092 SGD
View
B
Retailer 14
-
$24,496 CAD
$17,536 USD
View
Most Expensive
Do Amore Diamonds
27-0B7BA0380 · Oct 31
$36,976 CAD
$26,470 USD
View
Price under review
14 more retailers have this diamond
Prices start from $4,886 CADSave up to $19,610 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
2.91ct Marquise
$4,886 CAD