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Oval|Lab Grown|IGI

4.52ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG728517416

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG728517416

Diamond specifications and retailer prices

From $784 CAD
$560 USD
As of October 29, 2026
Save $3,459 CAD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,441 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.52ct lab-grown oval diamond

This 4.52ct 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 LG728517416 or 728517416. Listed at 18 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

4.52
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728517416
Dimensions13.48 × 9.46 × 5.68 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.48 mm9.46 mm4.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728517416
Side View
Table 62.0%Crown 31°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 60.0%

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 29
Current: $10,441 CAD|Low: $784 CAD|High: $10,763 CAD|Avg: $2,765 CAD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$784 CAD
Retailer 4$878 CAD
Retailer 11$973 CAD
Retailer 7$1,162 CAD
Retailer 12$1,499 CAD
Retailer 2$1,517 CAD
Retailer 3$1,547 CAD
Retailer 6$2,118 CAD
Retailer 9$2,188 CAD
Retailer 5$4,243 CAD
Retailer 8$4,612 CAD
Brilliant Earth$10,441 CAD

42 data points across 12 retailers

18 retailers$784 CAD to $4,243 CAD

A
Cheapest Retailer
-
$784 CAD
$560 USD
A
Retailer 2
-
$878 CAD
$627 USD
View
Final sale: no returns
A
Retailer 3
-
$878 CAD
$627 USD
View
A
Retailer 4
-
$973 CAD
$695 USD
View
Retailer 5
-
$973 CAD
$695 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,162 CAD
$830 USD
View
B+
Retailer 7
-
$1,499 CAD
$1,071 USD
View
A
Retailer 8
-
$1,517 CAD
£853 GBP
View
A
Retailer 9
-
$1,547 CAD
$1,105 USD
View
B+
Retailer 10
-
$2,118 CAD
A$2,328 AUD
View
B+
Retailer 11
-
$2,188 CAD
$1,563 USD
View
Retailer 12
-
$2,323 CAD
$1,660 USD
View
Price last confirmed 43 days ago
B+
Retailer 13
-
$2,557 CAD
$1,827 USD
View
B+
Retailer 14
-
$2,560 CAD
$1,829 USD
View
B
Retailer 15
-
$3,152 CAD
$2,252 USD
View
B
Retailer 16
-
$4,243 CAD
£2,387 GBP
View
Retailer 17
-
$4,612 CAD
$3,295 USD
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
15507194A · Oct 28
$10,441 CAD
$7,460 USD
View
Price under review
17 more retailers have this diamond
Prices start from $784 CADSave up to $3,459 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
4.52ct Oval
$784 CAD