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Oval|Lab Grown|IGI

1.66ct E VS1 Oval Lab Grown Diamond

VG • E/VS1 • IGI LG837645898

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837645898

Diamond specifications and retailer prices

From $323 CAD
$231 USD
As of October 26, 2026
Save $2,858 CAD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,182 CAD at Queensmith · As of October 27, 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 very-good cut grade and certified by IGI LG837645898 or 837645898. Listed at 20 retailers as of October 26, 2026, with prices from $323 to $3,182, a $2,858 spread on the same certified stone. Queensmith lists it at $3,182. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.66
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645898
Dimensions9.50 × 6.72 × 4.14 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.50 mm6.72 mm1.66 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645898
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

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 26
Current: $3,182 CAD|Low: $309 CAD|High: $3,182 CAD|Avg: $1,055 CAD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 14
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Retailer 20
Retailer 21
October 29, 2026
Retailer 5$323 CAD
Retailer 9$361 CAD
Retailer 6$375 CAD
Retailer 7$400 CAD
Retailer 8$400 CAD
Retailer 15$471 CAD
Retailer 16$677 CAD
Retailer 4$692 CAD
Retailer 2$752 CAD
Retailer 12$843 CAD
Retailer 11$866 CAD
Retailer 17$935 CAD
Retailer 20$1,286 CAD
Retailer 18$1,290 CAD
Retailer 21$1,360 CAD
Retailer 3$1,456 CAD
Retailer 13$1,491 CAD
Retailer 19$1,607 CAD
Retailer 10$1,628 CAD
Retailer 14$1,631 CAD
Queensmith$3,182 CAD

28 data points across 21 retailers

20 retailers$323 CAD to $3,182 CAD

A
Cheapest Retailer
-
$323 CAD
$231 USD
A
Retailer 2
-
$361 CAD
$258 USD
View
Final sale: no returns
A
Retailer 3
-
$375 CAD
$268 USD
View
A
Retailer 4
-
$400 CAD
$286 USD
View
A
Retailer 5
-
$400 CAD
$286 USD
View
A
Retailer 6
-
$471 CAD
£265 GBP
View
B+
Retailer 7
-
$677 CAD
$484 USD
View
A
Retailer 8
-
$752 CAD
£423 GBP
View
A
Retailer 9
-
$843 CAD
$602 USD
View
B+
Retailer 10
-
$866 CAD
$619 USD
View
A
Retailer 11
-
$935 CAD
A$1,028 AUD
View
B+
Retailer 12
-
$1,286 CAD
$919 USD
View
B
Retailer 13
-
$1,290 CAD
$922 USD
View
B+
Retailer 14
-
$1,360 CAD
$972 USD
View
B+
Retailer 15
-
$1,456 CAD
$1,040 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$1,491 CAD
A$1,639 AUD
View
B+
Retailer 17
-
$1,607 CAD
£904 GBP
View
B
Retailer 18
-
$1,628 CAD
$1,163 USD
View
B
Retailer 19
-
$1,631 CAD
$1,165 USD
View
Most Expensive
B
Queensmith
LG837645898 · Oct 27
$3,182 CAD
£1,790 GBP
View
19 more retailers have this diamond
Prices start from $323 CADSave up to $2,858 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
$323 CAD