Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG839611392

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839611392

Diamond specifications and retailer prices

From $278 CAD
$199 USD
As of October 24, 2026
Save $1,261 CAD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,539 CAD at Reve Diamonds · As of October 25, 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 very-good cut grade and certified by IGI LG839611392 or 839611392. Listed at 19 retailers as of October 24, 2026, with prices from $278 to $1,539, a $1,261 spread on the same certified stone. Reve Diamonds lists it at $1,539. 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

1.20
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611392
Dimensions11.65 × 5.62 × 3.09 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.62 mm1.20 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG839611392
Side View
Table 65.0%Crown 32.8°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 55.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: $494 CAD|Low: $229 CAD|High: $1,539 CAD|Avg: $688 CAD
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
October 27, 2026
Retailer 2$239 CAD
Retailer 5$265 CAD
Retailer 19$278 CAD
Retailer 3$296 CAD
Retailer 6$340 CAD
Retailer 16$373 CAD
Retailer 1$494 CAD
Retailer 14$501 CAD
Retailer 12$526 CAD
Retailer 18$529 CAD
Retailer 10$589 CAD
Retailer 9$644 CAD
Retailer 15$866 CAD
Retailer 4$953 CAD
Retailer 8$975 CAD
Retailer 7$978 CAD
Retailer 17$1,007 CAD
Retailer 11$1,029 CAD
Retailer 13$1,387 CAD
Reve Diamonds$1,539 CAD

25 data points across 20 retailers

19 retailers$278 CAD to $1,539 CAD

Retailer 1
-
$239 CAD
$171 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$278 CAD
$199 USD
View
A
Retailer 3
-
$296 CAD
$212 USD
View
A
Retailer 4
-
$340 CAD
HK$1,900 HKD
View
Retailer 5
-
$373 CAD
£210 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
$494 CAD
€337 EUR
View
Retailer 7
-
$501 CAD
ZAR 5,796 ZAR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$526 CAD
£296 GBP
View
B+
Retailer 9
-
$529 CAD
$379 USD
View
B+
Retailer 10
-
$589 CAD
$422 USD
View
B+
Retailer 11
-
$644 CAD
$461 USD
View
B+
Retailer 12
-
$866 CAD
$620 USD
View
B
Retailer 13
-
$953 CAD
$682 USD
View
B
Retailer 14
-
$975 CAD
SGD 943 SGD
View
B
Retailer 15
-
$978 CAD
$700 USD
View
B
Retailer 16
-
$1,007 CAD
$721 USD
View
B
Retailer 17
-
$1,029 CAD
$737 USD
View
B
Retailer 18
-
$1,387 CAD
£782 GBP
View
Most Expensive
B
Reve Diamonds
8A4AB0110 · Oct 25
$1,539 CAD
$1,102 USD
View
18 more retailers have this diamond
Prices start from $278 CADSave up to $1,261 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
$278 CAD