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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG784641800

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784641800

Diamond specifications and retailer prices

From $313 CAD
$224 USD
As of October 30, 2026
Save $1,355 CAD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,668 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784641800 or 784641800. Listed at 19 retailers as of October 30, 2026, with prices from $313 to $1,668, a $1,355 spread on the same certified stone. Reve Diamonds lists it at $1,668. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784641800
Dimensions10.78 × 5.67 × 3.40 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.78 mm5.67 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784641800
Side View
Table 58.0%Crown 33.1°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.0%

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: $964 CAD|Low: $313 CAD|High: $1,641 CAD|Avg: $817 CAD|-19.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3$313 CAD
Retailer 8$587 CAD
Retailer 7$595 CAD
Retailer 2$602 CAD
Retailer 5$603 CAD
Retailer 4$635 CAD
Retailer 6$880 CAD
Retailer 10$891 CAD
Retailer 1$964 CAD
Retailer 11$1,115 CAD
Retailer 9$1,630 CAD

39 data points across 11 retailers

19 retailers$313 CAD to $1,668 CAD

Retailer 1
-
$279 CAD
$200 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$313 CAD
$224 USD
View
Final sale: no returns
Retailer 3
-
$324 CAD
$232 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$346 CAD
$248 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$346 CAD
$248 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$587 CAD
€400 EUR
View
A
Retailer 7
-
$595 CAD
ZAR 6,885 ZAR
View
A
Retailer 8
-
$602 CAD
$431 USD
View
A
Retailer 9
-
$603 CAD
$432 USD
View
A
Retailer 10
-
$635 CAD
£358 GBP
View
B+
Retailer 11
-
$880 CAD
$630 USD
View
B+
Retailer 12
-
$891 CAD
$638 USD
View
B+
Retailer 13
-
$964 CAD
$690 USD
View
Retailer 14
-
$1,017 CAD
$728 USD
View
Price last confirmed 16 days ago
Retailer 15
-
$1,115 CAD
$798 USD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$1,189 CAD
$851 USD
View
Retailer 17
-
$1,362 CAD
£768 GBP
View
Price last confirmed 9 days ago
B
Retailer 18
-
$1,630 CAD
£919 GBP
View
Most Expensive
B
Reve Diamonds
47CC915A8 · Oct 30
$1,668 CAD
$1,194 USD
View
18 more retailers have this diamond
Prices start from $313 CADSave up to $1,355 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
1.20ct Marquise
$313 CAD