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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG760580811

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG760580811

Diamond specifications and retailer prices

From $849 CAD
As of November 4, 2026
Save $364 CAD (30%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,947 CAD at Yadav Diamonds · As of October 16, 2026
View at Yadav 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 top-tier cut grade and certified by IGI LG760580811 or 760580811. Listed at 15 retailers as of November 4, 2026, with a 43% 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

1.23
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760580811
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760580811
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $849 CAD|Low: $330 CAD|High: $2,843 CAD|Avg: $1,105 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
Yadav Diamonds
November 1, 2026
Retailer 3$330 CAD
Retailer 4$493 CAD
Retailer 7$523 CAD
Retailer 10$688 CAD
Retailer 9$744 CAD
Retailer 2$811 CAD
Retailer 1$849 CAD
Retailer 15$982 CAD
Retailer 13$1,010 CAD
Retailer 14$1,165 CAD
Retailer 8$1,182 CAD
Retailer 12$1,212 CAD
Retailer 6$1,538 CAD
Retailer 11$1,640 CAD
Yadav Diamonds$1,947 CAD
Retailer 5$2,843 CAD

27 data points across 16 retailers

15 retailers$849 CAD to $1,212 CAD

Retailer 1
-
$295 CAD
Price last confirmed 28 days ago
Retailer 2
-
$343 CAD
View
Price last confirmed 21 days ago
Retailer 3
-
$366 CAD
View
Price last confirmed 20 days ago
Retailer 4
-
$366 CAD
View
Price last confirmed 33 days ago
Retailer 5
-
$493 CAD
View
Price last confirmed 20 days ago
Retailer 6
-
$688 CAD
View
Price last confirmed 23 days ago
Retailer 7
-
$744 CAD
View
Price last confirmed 20 days ago
B+
Retailer 8
-
$849 CAD
View
Retailer 9
-
$1,010 CAD
View
Price last confirmed 22 days ago
Retailer 10
-
$1,165 CAD
View
Price last confirmed 34 days ago
B
Retailer 11
-
$1,212 CAD
View
Retailer 12
-
$1,300 CAD
View
Price last confirmed 36 days ago
Retailer 13
-
$1,538 CAD
View
Price last confirmed 21 days ago
Retailer 14
-
$1,640 CAD
View
Price last confirmed 25 days ago
Most Expensive
Yadav Diamonds
13264118 · Oct 16
$1,947 CAD
$1,397 USD
View
Price last confirmed 19 days ago
14 more retailers have this diamond
Prices start from $849 CADSave up to $364 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.

B+
1.23ct Marquise
$849 CAD