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Oval|Lab Grown|IGI

4.51ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG647476972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG647476972

Diamond specifications and retailer prices

From $917 CAD
$655 USD
As of October 27, 2026
Save $7,215 CAD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,132 CAD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown oval diamond

This 4.51ct 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 LG647476972 or 647476972. Listed at 14 retailers as of October 27, 2026, with prices from $917 to $8,132, a $7,215 spread on the same certified stone. Do Amore Diamonds lists it at $8,132. 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

4.51
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647476972
Dimensions13.71 × 9.18 × 5.77 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.71 mm9.18 mm4.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647476972
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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 27
Current: $8,132 CAD|Low: $997 CAD|High: $8,817 CAD|Avg: $3,611 CAD|-7.8%
Do Amore 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
October 29, 2026
Retailer 11$997 CAD
Retailer 9$1,232 CAD
Retailer 10$1,469 CAD
Retailer 5$1,552 CAD
Retailer 6$1,681 CAD
Retailer 3$1,734 CAD
Retailer 12$2,041 CAD
Retailer 8$2,600 CAD
Retailer 13$2,714 CAD
Retailer 14$4,233 CAD
Retailer 15$4,605 CAD
Retailer 2$4,630 CAD
Retailer 4$5,290 CAD
Do Amore Diamonds$8,132 CAD
Retailer 7$8,316 CAD

20 data points across 15 retailers

14 retailers$917 CAD to $8,132 CAD

A
Cheapest Retailer
-
$917 CAD
$655 USD
A
Retailer 2
-
$997 CAD
$712 USD
View
A
Retailer 3
-
$1,232 CAD
$880 USD
View
A
Retailer 4
-
$1,469 CAD
HK$8,200 HKD
View
B+
Retailer 5
-
$1,734 CAD
$1,239 USD
View
B+
Retailer 6
-
$2,041 CAD
$1,458 USD
View
B+
Retailer 7
-
$2,600 CAD
A$2,858 AUD
View
B+
Retailer 8
-
$2,714 CAD
$1,939 USD
View
B
Retailer 9
-
$3,297 CAD
$2,356 USD
View
B
Retailer 10
-
$4,233 CAD
SGD 4,087 SGD
View
B
Retailer 11
-
$4,605 CAD
$3,290 USD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$4,630 CAD
£2,605 GBP
View
B
Retailer 13
-
$5,290 CAD
$3,780 USD
View
Most Expensive
B
Do Amore Diamonds
27-AD6FE5D17 · Oct 28
$8,132 CAD
$5,810 USD
View
13 more retailers have this diamond
Prices start from $917 CADSave up to $7,215 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
4.51ct Oval
$917 CAD