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Marquise|Lab Grown|IGI

1.20ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG787624059

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787624059

Diamond specifications and retailer prices

From $323 CAD
As of November 4, 2026
Save $1,480 CAD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,044 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787624059 or 787624059. Listed at 24 retailers as of November 4, 2026, with a 458% 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

1.20
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787624059
Dimensions11.41 × 5.66 × 3.43 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.41 mm5.66 mm1.20 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787624059
Side View
Table 60.0%Crown 33.7°Girdle: THN-STKPavilion 40.4°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: Nov 4
Current: $747 CAD|Low: $322 CAD|High: $2,076 CAD|Avg: $930 CAD|-2.5%
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Retailer 23
November 4, 2026
Retailer 8$323 CAD
Retailer 15$361 CAD
Retailer 6$375 CAD
Retailer 7$400 CAD
Retailer 10$400 CAD
Retailer 23$446 CAD
Retailer 18$550 CAD
Retailer 4$666 CAD
Retailer 17$690 CAD
Retailer 13$734 CAD
Retailer 1$747 CAD
Retailer 14$812 CAD
Retailer 22$877 CAD
Retailer 2$975 CAD
Retailer 5$1,010 CAD
Retailer 11$1,286 CAD
Retailer 3$1,296 CAD
Retailer 16$1,359 CAD
Retailer 20$1,387 CAD
Retailer 21$1,523 CAD
Retailer 19$1,561 CAD
Retailer 12$1,603 CAD
Retailer 9$1,803 CAD

39 data points across 23 retailers

24 retailers$323 CAD to $1,803 CAD

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Cheapest Retailer
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$323 CAD
A
Retailer 2
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$361 CAD
View
Final sale: no returns
A
Retailer 3
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$375 CAD
View
A
Retailer 4
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$400 CAD
View
Retailer 5
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$400 CAD
View
Price last confirmed 10 days ago
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Retailer 6
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$446 CAD
View
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Retailer 7
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$550 CAD
View
Retailer 8
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$666 CAD
View
Price last confirmed 10 days ago
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Retailer 9
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$690 CAD
View
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Retailer 10
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$734 CAD
View
A
Retailer 11
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$747 CAD
View
B+
Retailer 12
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$812 CAD
View
B+
Retailer 13
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$877 CAD
View
Retailer 14
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$975 CAD
View
Price last confirmed 8 days ago
B+
Retailer 15
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$1,010 CAD
View
B
Retailer 16
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$1,286 CAD
View
B
Retailer 17
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$1,296 CAD
View
B
Retailer 18
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$1,359 CAD
View
B
Retailer 19
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$1,387 CAD
View
B
Retailer 20
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$1,523 CAD
View
B
Retailer 21
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$1,561 CAD
View
B
Retailer 22
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$1,603 CAD
View
B
Retailer 23
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$1,803 CAD
View
Most Expensive
Queensmith
LG787624059 · Oct 27
$3,044 CAD
£1,720 GBP
View
Price last confirmed 8 days ago
23 more retailers have this diamond
Prices start from $323 CADSave up to $1,480 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
$323 CAD