Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG828668635

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828668635

Diamond specifications and retailer prices

From $360 CAD
$257 USD
As of October 27, 2026
Save $1,698 CAD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,057 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.65ct lab-grown marquise diamond

This 1.65ct lab-grown marquise 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 LG828668635 or 828668635. Listed at 14 retailers as of October 27, 2026, with prices from $360 to $2,057, a $1,698 spread on the same certified stone. Brilliant Earth lists it at $2,057. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828668635
Dimensions11.60 × 6.15 × 3.93 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm6.15 mm1.65 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828668635
Side View
Table 61.0%Crown 37.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.9%

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: $2,057 CAD|Low: $360 CAD|High: $2,211 CAD|Avg: $1,377 CAD|-7.0%
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
October 29, 2026
Retailer 11$360 CAD
Retailer 9$417 CAD
Retailer 4$549 CAD
Retailer 6$672 CAD
Retailer 8$736 CAD
Retailer 7$1,041 CAD
Retailer 10$1,372 CAD
Retailer 3$1,435 CAD
Retailer 13$1,631 CAD
Retailer 2$1,799 CAD
Retailer 5$1,880 CAD
Retailer 12$1,917 CAD
Brilliant Earth$2,057 CAD

28 data points across 13 retailers

14 retailers$360 CAD to $2,057 CAD

A
Cheapest Retailer
-
$360 CAD
$257 USD
A
Retailer 2
-
$417 CAD
$298 USD
View
A
Retailer 3
-
$549 CAD
£309 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$672 CAD
$480 USD
View
A
Retailer 5
-
$736 CAD
€501 EUR
View
B+
Retailer 6
-
$1,036 CAD
$740 USD
View
A
Retailer 7
-
$1,041 CAD
A$1,144 AUD
View
B+
Retailer 8
-
$1,372 CAD
$980 USD
View
B+
Retailer 9
-
$1,435 CAD
$1,025 USD
View
B+
Retailer 10
-
$1,631 CAD
$1,165 USD
View
B
Retailer 11
-
$1,799 CAD
£1,012 GBP
View
B
Retailer 12
-
$1,880 CAD
SGD 1,815 SGD
View
Price last confirmed 16 days ago
B
Retailer 13
-
$1,917 CAD
$1,370 USD
View
Most Expensive
B
Brilliant Earth
21084397A · Oct 28
$2,057 CAD
$1,470 USD
View
13 more retailers have this diamond
Prices start from $360 CADSave up to $1,698 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
1.65ct Marquise
$360 CAD