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Marquise|Lab Grown|IGI

1.28ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG845652798

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845652798

Diamond specifications and retailer prices

From $336 CAD
As of November 4, 2026
Save $1,396 CAD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,732 CAD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845652798 or 845652798. Listed at 11 retailers as of November 4, 2026, with prices from $336 to $1,732, a $1,396 spread on the same certified stone. Reve Diamonds lists it at $1,732. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845652798
Dimensions11.04 × 5.77 × 3.58 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm5.77 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845652798
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $683 CAD|Low: $336 CAD|High: $1,732 CAD|Avg: $943 CAD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 5, 2026
Retailer 4$336 CAD
Retailer 3$496 CAD
Retailer 10$637 CAD
Retailer 8$642 CAD
Retailer 1$683 CAD
Retailer 7$719 CAD
Retailer 5$910 CAD
Retailer 6$1,201 CAD
Retailer 9$1,269 CAD
Retailer 2$1,421 CAD
Reve Diamonds$1,732 CAD

6 data points across 11 retailers

11 retailers$336 CAD to $1,732 CAD

A
Cheapest Retailer
-
$336 CAD
Final sale: no returns
A
Retailer 2
-
$496 CAD
View
A
Retailer 3
-
$637 CAD
View
A
Retailer 4
-
$642 CAD
View
A
Retailer 5
-
$683 CAD
View
A
Retailer 6
-
$719 CAD
View
B+
Retailer 7
-
$910 CAD
View
B
Retailer 8
-
$1,201 CAD
View
B
Retailer 9
-
$1,269 CAD
View
B
Retailer 10
-
$1,421 CAD
View
Most Expensive
B
Reve Diamonds
678C774AB · Nov 4
$1,732 CAD
$1,243 USD
View
10 more retailers have this diamond
Prices start from $336 CADSave up to $1,396 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
1.28ct Marquise
$336 CAD