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Marquise|Lab Grown|IGI

2.50ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818684299

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684299

Diamond specifications and retailer prices

From $5,152 CAD
$3,688 USD
As of October 31, 2026
Save $17,087 CAD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $22,239 CAD at With Clarity · As of October 31, 2026
View at With Clarity

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818684299 or 818684299. Listed at 12 retailers as of October 31, 2026, with prices from $5,152 to $22,239, a $17,087 spread on the same certified stone. With Clarity lists it at $22,239. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684299
Dimensions13.62 × 7.02 × 4.50 mm
L/W Ratio1.94
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
13.62 mm7.02 mm2.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684299
Side View
Table 56.0%Crown 35°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 64.1%

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: $7,582 CAD|Low: $5,152 CAD|High: $22,239 CAD|Avg: $12,321 CAD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 7$5,152 CAD
Retailer 2$7,009 CAD
Retailer 1$7,582 CAD
Retailer 8$8,626 CAD
Retailer 6$9,150 CAD
Retailer 9$12,041 CAD
Retailer 5$12,214 CAD
Retailer 10$14,234 CAD
Retailer 4$14,631 CAD
Retailer 3$15,059 CAD
Retailer 11$19,955 CAD
With Clarity$22,239 CAD

34 data points across 12 retailers

12 retailers$5,152 CAD to $22,239 CAD

A
Cheapest Retailer
-
$5,152 CAD
$3,688 USD
B+
Retailer 2
-
$7,009 CAD
HK$39,200 HKD
View
B+
Retailer 3
-
$7,582 CAD
£4,274 GBP
View
B+
Retailer 4
-
$8,626 CAD
$6,175 USD
View
B+
Retailer 5
-
$9,150 CAD
€6,238 EUR
View
B
Retailer 6
-
$12,041 CAD
$8,620 USD
View
B+
Retailer 7
-
$12,214 CAD
£6,885 GBP
View
B
Retailer 8
-
$14,234 CAD
$10,190 USD
View
B
Retailer 9
-
$14,631 CAD
ZAR 169,203 ZAR
View
Retailer 10
-
$15,059 CAD
$10,780 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$19,955 CAD
$14,285 USD
View
Most Expensive
B
With Clarity
818684299 · Oct 31
$22,239 CAD
$15,920 USD
View
11 more retailers have this diamond
Prices start from $5,152 CADSave up to $17,087 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
$5,152 CAD