CaratHunter
Plans
Marquise|Lab Grown|IGI

2.51ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG658477011

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG658477011

Diamond specifications and retailer prices

From $1,366 CAD
$978 USD
As of October 27, 2026
Save $6,009 CAD (81%) vs most expensive(unlock to see where)
34 retailers carry this diamond
Most expensive: $8,659 CAD at Novita Diamonds · As of October 5, 2026
View at Novita Diamonds

About this 2.51ct lab-grown marquise diamond

This 2.51ct 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 LG658477011 or 658477011. Listed at 34 retailers as of October 27, 2026, with a 440% 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

2.51
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658477011
Dimensions14.75 × 7.08 × 4.23 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Top View
14.75 mm7.08 mm2.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658477011
Side View
Table 64.0%Crown 34.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 59.7%

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 27
Current: $8,659 CAD|Low: $1,485 CAD|High: $11,441 CAD|Avg: $4,764 CAD|+7.0%
Novita 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
November 1, 2026
Retailer 5$1,530 CAD
Retailer 9$1,546 CAD
Retailer 17$1,584 CAD
Retailer 15$2,288 CAD
Retailer 2$2,466 CAD
Retailer 18$2,970 CAD
Retailer 16$3,144 CAD
Retailer 13$3,539 CAD
Retailer 3$3,639 CAD
Retailer 11$3,761 CAD
Retailer 7$4,407 CAD
Retailer 6$4,956 CAD
Retailer 8$5,362 CAD
Retailer 14$5,400 CAD
Retailer 4$5,570 CAD
Retailer 10$5,993 CAD
Retailer 12$7,376 CAD
Novita Diamonds$8,659 CAD

39 data points across 18 retailers

34 retailers$1,366 CAD to $7,376 CAD

A
Cheapest Retailer
-
$1,366 CAD
$978 USD
Retailer 2
-
$1,485 CAD
$1,063 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$1,486 CAD
$1,064 USD
View
A
Retailer 4
-
$1,530 CAD
$1,095 USD
View
Final sale: no returns
Retailer 5
-
$1,546 CAD
$1,107 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$1,546 CAD
$1,107 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$1,584 CAD
$1,134 USD
View
Retailer 8
-
$1,682 CAD
$1,204 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$1,768 CAD
$1,266 USD
View
Price last confirmed 31 days ago
Retailer 10
-
$1,794 CAD
$1,284 USD
View
Price last confirmed 29 days ago
Retailer 11
-
$1,794 CAD
$1,284 USD
View
Price last confirmed 27 days ago
Retailer 12
-
$1,794 CAD
$1,284 USD
View
Price last confirmed 14 days ago
Retailer 13
-
$1,794 CAD
$1,284 USD
View
Price last confirmed 17 days ago
Retailer 14
-
$1,879 CAD
$1,345 USD
View
Price last confirmed 33 days ago
Retailer 15
-
$1,977 CAD
$1,415 USD
View
Price last confirmed 33 days ago
A
Retailer 16
-
$2,288 CAD
$1,638 USD
View
A
Retailer 17
-
$2,466 CAD
£1,390 GBP
View
A
Retailer 18
-
$2,970 CAD
$2,126 USD
View
A
Retailer 19
-
$3,144 CAD
$2,251 USD
View
Retailer 20
-
$3,362 CAD
$2,407 USD
View
Price last confirmed 31 days ago
Retailer 21
-
$3,362 CAD
$2,407 USD
View
Price last confirmed 27 days ago
A
Retailer 22
-
$3,539 CAD
€2,413 EUR
View
A
Retailer 23
-
$3,639 CAD
$2,605 USD
View
A
Retailer 24
-
$3,761 CAD
A$4,142 AUD
View
A
Retailer 25
-
$4,407 CAD
£2,484 GBP
View
A
Retailer 26
-
$4,755 CAD
$3,404 USD
View
A
Retailer 27
-
$4,956 CAD
$3,548 USD
View
A
Retailer 28
-
$5,362 CAD
SGD 5,187 SGD
View
A
Retailer 29
-
$5,400 CAD
£3,044 GBP
View
B+
Retailer 30
-
$5,570 CAD
$3,987 USD
View
B+
Retailer 31
-
$5,712 CAD
£3,220 GBP
View
Retailer 32
-
$5,993 CAD
$4,290 USD
View
Price last confirmed 27 days ago
B+
Retailer 33
-
$7,376 CAD
$5,280 USD
View
Most Expensive
Novita Diamonds
cert_658477011 · Oct 5
$8,659 CAD
A$9,537 AUD
View
Price last confirmed 27 days ago
33 more retailers have this diamond
Prices start from $1,366 CADSave up to $6,009 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
2.51ct Marquise
$1,366 CAD