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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG832603859

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG832603859

Diamond specifications and retailer prices

From $301 CAD
As of November 4, 2026
Save $1,332 CAD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,633 CAD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG832603859 or 832603859. Listed at 21 retailers as of November 4, 2026, with prices from $301 to $1,633, a $1,332 spread on the same certified stone. Reve Diamonds lists it at $1,633. 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

1.23
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG832603859
Dimensions11.62 × 5.53 × 3.34 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.62 mm5.53 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG832603859
Side View
Table 62.0%Crown 31.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.4%

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: $602 CAD|Low: $301 CAD|High: $1,642 CAD|Avg: $889 CAD|-0.7%
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
Reve Diamonds
November 5, 2026
Retailer 10$301 CAD
Retailer 8$373 CAD
Retailer 9$445 CAD
Retailer 4$570 CAD
Retailer 12$584 CAD
Retailer 1$602 CAD
Retailer 2$665 CAD
Retailer 3$822 CAD
Retailer 14$865 CAD
Retailer 5$1,024 CAD
Retailer 16$1,086 CAD
Retailer 13$1,087 CAD
Retailer 7$1,115 CAD
Retailer 15$1,126 CAD
Retailer 11$1,148 CAD
Retailer 6$1,584 CAD
Reve Diamonds$1,633 CAD

33 data points across 17 retailers

21 retailers$301 CAD to $1,633 CAD

Retailer 1
-
$272 CAD
Price last confirmed 19 days ago
A
Retailer 2
-
$301 CAD
View
Final sale: no returns
Retailer 3
-
$315 CAD
View
Price last confirmed 21 days ago
Retailer 4
-
$337 CAD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$373 CAD
View
A
Retailer 6
-
$445 CAD
View
Retailer 7
-
$570 CAD
View
Price last confirmed 13 days ago
B+
Retailer 8
-
$584 CAD
View
A
Retailer 9
-
$602 CAD
View
Retailer 10
-
$665 CAD
View
Price last confirmed 9 days ago
Retailer 11
-
$822 CAD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$865 CAD
View
Retailer 13
-
$1,024 CAD
View
Price last confirmed 8 days ago
Retailer 14
-
$1,084 CAD
View
Price last confirmed 20 days ago
B+
Retailer 15
-
$1,086 CAD
View
B+
Retailer 16
-
$1,087 CAD
View
Retailer 17
-
$1,115 CAD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$1,126 CAD
View
B
Retailer 19
-
$1,148 CAD
View
Retailer 20
-
$1,584 CAD
View
Price last confirmed 17 days ago
Most Expensive
B
Reve Diamonds
CFA639404 · Nov 4
$1,633 CAD
$1,172 USD
View
20 more retailers have this diamond
Prices start from $301 CADSave up to $1,332 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
1.23ct Marquise
$301 CAD