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Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1 • IGI LG765627159

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG765627159

Diamond specifications and retailer prices

From $580 CAD
$415 USD
As of October 30, 2026
Save $3,164 CAD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,744 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG765627159 or 765627159. Listed at 16 retailers as of October 30, 2026, with prices from $580 to $3,744, a $3,164 spread on the same certified stone. Brilliant Earth lists it at $3,744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765627159
Dimensions9.15 × 6.53 × 4.21 mm
L/W Ratio1.40
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
9.15 mm6.53 mm1.66 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765627159
Side View
Table 61.0%Crown 40.5°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 64.5%

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 30
Current: $3,744 CAD|Low: $462 CAD|High: $3,855 CAD|Avg: $1,443 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
November 1, 2026
Retailer 7$462 CAD
Retailer 11$580 CAD
Retailer 6$795 CAD
Retailer 10$813 CAD
Retailer 8$817 CAD
Retailer 2$831 CAD
Retailer 14$1,020 CAD
Retailer 9$1,074 CAD
Retailer 15$1,474 CAD
Retailer 12$1,715 CAD
Retailer 4$1,756 CAD
Retailer 3$1,768 CAD
Retailer 13$1,918 CAD
Retailer 5$2,060 CAD
Brilliant Earth$3,744 CAD

42 data points across 15 retailers

16 retailers$580 CAD to $3,744 CAD

Retailer 1
-
$462 CAD
$331 USD
Price last confirmed 23 days ago
B+
Retailer 2
-
$580 CAD
$415 USD
View
A
Retailer 3
-
$688 CAD
€469 EUR
View
A
Retailer 4
-
$795 CAD
ZAR 9,199 ZAR
View
A
Retailer 5
-
$813 CAD
$582 USD
View
A
Retailer 6
-
$817 CAD
€557 EUR
View
A
Retailer 7
-
$831 CAD
£468 GBP
View
B+
Retailer 8
-
$1,020 CAD
$730 USD
View
B+
Retailer 9
-
$1,074 CAD
$769 USD
View
B+
Retailer 10
-
$1,474 CAD
$1,055 USD
View
B+
Retailer 11
-
$1,715 CAD
$1,228 USD
View
B+
Retailer 12
-
$1,756 CAD
£990 GBP
View
B
Retailer 13
-
$1,768 CAD
$1,266 USD
View
B+
Retailer 14
-
$1,918 CAD
A$2,112 AUD
View
B
Retailer 15
-
$2,060 CAD
$1,475 USD
View
Most Expensive
B
Brilliant Earth
17432904A · Oct 31
$3,744 CAD
$2,680 USD
View
15 more retailers have this diamond
Prices start from $580 CADSave up to $3,164 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
1.66ct Oval
$580 CAD