Marquise|Lab Grown|IGI

4.26ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG793637246

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG793637246

Diamond specifications and retailer prices

From $11,971 CAD
$8,570 USD
As of October 31, 2026
Save $38,277 CAD (76%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $50,248 CAD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.26ct lab-grown marquise diamond

This 4.26ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG793637246 or 793637246. Listed at 20 retailers as of October 31, 2026, with prices from $11,971 to $50,248, a $38,277 spread on the same certified stone. Taylor and Hart lists it at $50,248. 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

4.26
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793637246
Dimensions16.51 × 8.48 × 5.30 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.51 mm8.48 mm4.26 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793637246
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

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: $26,081 CAD|Low: $10,742 CAD|High: $75,293 CAD|Avg: $26,515 CAD|+1.3%
Retailer 1
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
Retailer 23
Taylor and Hart
November 1, 2026
Retailer 8$11,971 CAD
Retailer 3$12,198 CAD
Retailer 20$12,940 CAD
Retailer 19$14,624 CAD
Retailer 18$14,626 CAD
Retailer 2$15,324 CAD
Retailer 17$15,588 CAD
Retailer 12$16,158 CAD
Retailer 22$19,248 CAD
Retailer 23$22,255 CAD
Retailer 13$22,349 CAD
Retailer 16$22,416 CAD
Retailer 9$23,269 CAD
Retailer 4$23,650 CAD
Retailer 1$26,081 CAD
Retailer 10$26,302 CAD
Retailer 5$32,141 CAD
Retailer 21$34,557 CAD
Retailer 15$36,919 CAD
Retailer 7$40,477 CAD
Retailer 11$40,979 CAD
Taylor and Hart$50,248 CAD
Retailer 14$72,696 CAD
Retailer 6$75,293 CAD

21 data points across 24 retailers

20 retailers$11,971 CAD to $50,248 CAD

A
Cheapest Retailer
-
$11,971 CAD
$8,570 USD
A
Retailer 2
-
$12,198 CAD
$8,732 USD
View
A
Retailer 3
-
$12,940 CAD
View
A
Retailer 4
-
$13,792 CAD
$9,873 USD
View
A
Retailer 5
-
$14,624 CAD
$10,469 USD
View
A
Retailer 6
-
$14,626 CAD
$10,470 USD
View
A
Retailer 7
-
$15,588 CAD
$11,159 USD
View
Final sale: no returns
A
Retailer 8
-
$16,158 CAD
$11,567 USD
View
B+
Retailer 9
-
$19,248 CAD
£10,850 GBP
View
B+
Retailer 10
-
$22,255 CAD
$15,932 USD
View
B+
Retailer 11
-
$23,269 CAD
£13,116 GBP
View
B+
Retailer 12
-
$23,650 CAD
$16,930 USD
View
B+
Retailer 13
-
$26,081 CAD
£14,701 GBP
View
B+
Retailer 14
-
$26,302 CAD
$18,829 USD
View
B
Retailer 15
-
$32,141 CAD
$23,009 USD
View
B
Retailer 16
-
$34,557 CAD
ZAR 399,648 ZAR
View
B
Retailer 17
-
$40,477 CAD
$28,976 USD
View
B
Retailer 18
-
$40,979 CAD
$29,336 USD
View
Most Expensive
B
Taylor and Hart
VU6VJ2G · Oct 31
$50,248 CAD
$35,971 USD
View
18 more retailers have this diamond
Prices start from $11,971 CADSave up to $38,277 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
4.26ct Marquise
$11,971 CAD