Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG834618563

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG834618563

Diamond specifications and retailer prices

From $348 CAD
$249 USD
As of October 29, 2026
Save $1,387 CAD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,176 CAD at Queensmith · As of October 20, 2026
View at Queensmith

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG834618563 or 834618563. Listed at 21 retailers as of October 29, 2026, with a 399% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834618563
Dimensions9.48 × 6.75 × 4.09 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.48 mm6.75 mm1.66 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834618563
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 60.6%

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: $3,176 CAD|Low: $256 CAD|High: $3,176 CAD|Avg: $1,312 CAD
Queensmith
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 30, 2026
Retailer 6$321 CAD
Retailer 15$387 CAD
Retailer 4$689 CAD
Retailer 10$722 CAD
Retailer 11$740 CAD
Retailer 2$819 CAD
Retailer 12$848 CAD
Retailer 13$1,003 CAD
Retailer 5$1,287 CAD
Retailer 16$1,456 CAD
Retailer 7$1,508 CAD
Retailer 8$1,595 CAD
Retailer 14$1,694 CAD
Retailer 9$1,735 CAD
Retailer 3$2,836 CAD
Queensmith$3,176 CAD

38 data points across 16 retailers

21 retailers$348 CAD to $1,735 CAD

Retailer 1
-
$321 CAD
$230 USD
Price last confirmed 12 days ago
Retailer 2
-
$323 CAD
$231 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$348 CAD
$249 USD
View
Retailer 4
-
$374 CAD
$268 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$387 CAD
$277 USD
View
Final sale: no returns
Retailer 6
-
$395 CAD
$283 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$398 CAD
$285 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$722 CAD
$517 USD
View
A
Retailer 9
-
$740 CAD
ZAR 8,554 ZAR
View
A
Retailer 10
-
$819 CAD
£461 GBP
View
A
Retailer 11
-
$848 CAD
$607 USD
View
B+
Retailer 12
-
$1,003 CAD
A$1,105 AUD
View
Retailer 13
-
$1,282 CAD
$918 USD
View
Price last confirmed 12 days ago
Retailer 14
-
$1,287 CAD
$921 USD
View
Price last confirmed 11 days ago
Retailer 15
-
$1,287 CAD
$921 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
$1,456 CAD
$1,042 USD
View
Retailer 17
-
$1,508 CAD
A$1,661 AUD
View
Price last confirmed 22 days ago
B
Retailer 18
-
$1,694 CAD
$1,213 USD
View
B
Retailer 19
-
$1,735 CAD
£978 GBP
View
Retailer 20
-
$2,836 CAD
$2,030 USD
View
Price last confirmed 10 days ago
Most Expensive
Queensmith
LG834618563 · Oct 20
$3,176 CAD
£1,790 GBP
View
Price last confirmed 10 days ago
20 more retailers have this diamond
Prices start from $348 CADSave up to $1,387 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
$348 CAD