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Marquise|Lab Grown|IGI

2.50ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG800620600

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800620600

Diamond specifications and retailer prices

From $1,647 CAD
$1,179 USD
As of October 30, 2026
Save $7,796 CAD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $9,443 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.5ct lab-grown marquise diamond

This 2.5ct 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 LG800620600 or 800620600. Listed at 24 retailers as of October 30, 2026, with prices from $1,647 to $9,443, a $7,796 spread on the same certified stone. Brilliant Earth lists it at $9,443. 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

2.50
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800620600
Dimensions14.53 × 7.16 × 4.23 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.53 mm7.16 mm2.50 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800620600
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 59.1%

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: $9,443 CAD|Low: $1,581 CAD|High: $9,778 CAD|Avg: $4,021 CAD|-2.9%
Brilliant Earth
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
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 5$1,647 CAD
Retailer 6$1,844 CAD
Retailer 7$1,910 CAD
Retailer 11$1,910 CAD
Retailer 2$1,938 CAD
Retailer 18$2,151 CAD
Retailer 10$2,334 CAD
Retailer 19$2,731 CAD
Retailer 13$2,771 CAD
Retailer 21$3,362 CAD
Retailer 8$3,580 CAD
Retailer 9$3,705 CAD
Retailer 22$3,763 CAD
Retailer 20$4,536 CAD
Retailer 12$4,620 CAD
Retailer 16$4,928 CAD
Retailer 4$5,481 CAD
Retailer 3$6,031 CAD
Retailer 17$6,170 CAD
Retailer 14$6,402 CAD
Retailer 15$6,691 CAD
Brilliant Earth$9,443 CAD

35 data points across 22 retailers

24 retailers$1,647 CAD to $9,443 CAD

A
Cheapest Retailer
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$1,647 CAD
$1,179 USD
A
Retailer 2
-
$1,792 CAD
$1,283 USD
View
A
Retailer 3
-
$1,844 CAD
$1,320 USD
View
Final sale: no returns
Retailer 4
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$1,910 CAD
$1,367 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,910 CAD
$1,367 USD
View
A
Retailer 6
-
$1,938 CAD
£1,092 GBP
View
A
Retailer 7
-
$2,151 CAD
$1,540 USD
View
A
Retailer 8
-
$2,334 CAD
$1,671 USD
View
A
Retailer 9
-
$2,731 CAD
$1,955 USD
View
A
Retailer 10
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$2,771 CAD
£1,562 GBP
View
A
Retailer 11
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$3,362 CAD
€2,292 EUR
View
A
Retailer 12
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$3,580 CAD
$2,563 USD
View
A
Retailer 13
-
$3,705 CAD
$2,652 USD
View
A
Retailer 14
-
$3,763 CAD
$2,694 USD
View
Retailer 15
-
$4,458 CAD
$3,191 USD
View
Price last confirmed 38 days ago
A
Retailer 16
-
$4,536 CAD
A$4,996 AUD
View
A
Retailer 17
-
$4,620 CAD
£2,604 GBP
View
A
Retailer 18
-
$4,928 CAD
ZAR 56,996 ZAR
View
B+
Retailer 19
-
$5,481 CAD
$3,924 USD
View
B+
Retailer 20
-
$6,031 CAD
$4,317 USD
View
B+
Retailer 21
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$6,170 CAD
£3,478 GBP
View
B+
Retailer 22
-
$6,402 CAD
SGD 6,193 SGD
View
B+
Retailer 23
-
$6,691 CAD
$4,790 USD
View
Most Expensive
B
Brilliant Earth
21319686A · Oct 30
$9,443 CAD
$6,760 USD
View
23 more retailers have this diamond
Prices start from $1,647 CADSave up to $7,796 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
2.50ct Marquise
$1,647 CAD