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Oval|Lab Grown|IGI

1.64ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG788640224

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG788640224

Diamond specifications and retailer prices

From $693 CAD
$495 USD
As of October 28, 2026
Save $4,052 CAD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,745 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.64ct lab-grown oval diamond

This 1.64ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788640224 or 788640224. Listed at 23 retailers as of October 28, 2026, with prices from $693 to $4,745, a $4,052 spread on the same certified stone. Brilliant Earth lists it at $4,745. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788640224
Dimensions9.61 × 6.54 × 4.01 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.61 mm6.54 mm1.64 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788640224
Side View
Table 59.0%Crown 37°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 61.3%

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 28
Current: $4,745 CAD|Low: $326 CAD|High: $4,885 CAD|Avg: $1,360 CAD|-2.9%
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
October 29, 2026
Retailer 12$693 CAD
Retailer 10$714 CAD
Retailer 15$721 CAD
Retailer 7$826 CAD
Retailer 13$844 CAD
Retailer 2$866 CAD
Retailer 6$969 CAD
Retailer 4$1,095 CAD
Retailer 11$1,142 CAD
Retailer 8$1,561 CAD
Retailer 16$1,639 CAD
Retailer 5$1,649 CAD
Retailer 3$1,888 CAD
Retailer 9$1,978 CAD
Retailer 14$2,041 CAD
Brilliant Earth$4,745 CAD

36 data points across 16 retailers

23 retailers$693 CAD to $4,745 CAD

A
Retailer 1
-
$410 CAD
$293 USD
Price last confirmed 36 days ago
A
Retailer 2
-
$410 CAD
$293 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$476 CAD
$340 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$501 CAD
$358 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$508 CAD
$363 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$508 CAD
$363 USD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$693 CAD
$495 USD
View
A
Retailer 8
-
$714 CAD
$510 USD
View
Final sale: no returns
A
Retailer 9
-
$721 CAD
$515 USD
View
A
Retailer 10
-
$844 CAD
ZAR 9,738 ZAR
View
A
Retailer 11
-
$866 CAD
£487 GBP
View
A
Retailer 12
-
$969 CAD
$692 USD
View
A
Retailer 13
-
$1,095 CAD
$782 USD
View
A
Retailer 14
-
$1,142 CAD
A$1,255 AUD
View
B+
Retailer 15
-
$1,561 CAD
$1,115 USD
View
B+
Retailer 16
-
$1,633 CAD
$1,167 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$1,639 CAD
$1,171 USD
View
B+
Retailer 18
-
$1,649 CAD
$1,178 USD
View
B+
Retailer 19
-
$1,754 CAD
$1,253 USD
View
B+
Retailer 20
-
$1,888 CAD
$1,349 USD
View
B+
Retailer 21
-
$1,978 CAD
£1,113 GBP
View
B+
Retailer 22
-
$2,041 CAD
$1,458 USD
View
Most Expensive
B
Brilliant Earth
18549542A · Oct 29
$4,745 CAD
$3,390 USD
View
22 more retailers have this diamond
Prices start from $693 CADSave up to $4,052 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
1.64ct Oval
$693 CAD