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Oval|Lab Grown|IGI

4.71ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG734521857

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG734521857

Diamond specifications and retailer prices

From $771 CAD
$551 USD
As of October 29, 2026
Save $3,399 CAD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,917 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.71ct lab-grown oval diamond

This 4.71ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG734521857 or 734521857. Listed at 16 retailers as of October 29, 2026, with a 441% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.71
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734521857
Dimensions14.63 × 9.08 × 5.47 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.63 mm9.08 mm4.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734521857
Side View
Table 56.0%Crown 34.2°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 60.2%

Caratlytics Score

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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 29
Current: $10,917 CAD|Low: $740 CAD|High: $10,917 CAD|Avg: $2,398 CAD|+0.1%
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
October 30, 2026
Retailer 17$771 CAD
Retailer 2$800 CAD
Retailer 7$864 CAD
Retailer 3$956 CAD
Retailer 6$956 CAD
Retailer 12$1,141 CAD
Retailer 9$1,437 CAD
Retailer 4$1,474 CAD
Retailer 10$1,489 CAD
Retailer 15$1,546 CAD
Retailer 11$2,009 CAD
Retailer 16$2,466 CAD
Retailer 5$2,514 CAD
Retailer 8$2,750 CAD
Retailer 13$4,170 CAD
Retailer 14$5,906 CAD
Brilliant Earth$10,917 CAD

39 data points across 17 retailers

16 retailers$771 CAD to $4,170 CAD

A
Cheapest Retailer
-
$771 CAD
$551 USD
A
Retailer 2
-
$800 CAD
£450 GBP
View
A
Retailer 3
-
$864 CAD
$617 USD
View
Retailer 4
-
$956 CAD
$683 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$956 CAD
$683 USD
View
A
Retailer 6
-
$1,141 CAD
$815 USD
View
A
Retailer 7
-
$1,437 CAD
$1,027 USD
View
B+
Retailer 8
-
$1,474 CAD
$1,053 USD
View
A
Retailer 9
-
$1,489 CAD
£838 GBP
View
B+
Retailer 10
-
$2,009 CAD
A$2,208 AUD
View
B+
Retailer 11
-
$2,466 CAD
$1,762 USD
View
B+
Retailer 12
-
$2,514 CAD
$1,796 USD
View
B+
Retailer 13
-
$2,750 CAD
$1,965 USD
View
B
Retailer 14
-
$4,170 CAD
£2,346 GBP
View
Retailer 15
-
$5,906 CAD
$4,220 USD
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
15798273A · Oct 29
$10,917 CAD
$7,800 USD
View
Price under review
15 more retailers have this diamond
Prices start from $771 CADSave up to $3,399 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
4.71ct Oval
$771 CAD