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Marquise|Lab Grown|IGI

1.28ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG805640692

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805640692

Diamond specifications and retailer prices

From $750 CAD
As of October 29, 2026
Save $1,438 CAD (66%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,188 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805640692 or 805640692. Listed at 21 retailers as of October 28, 2026, with prices from $750 to $2,188, a $1,438 spread on the same certified stone. Brilliant Earth lists it at $2,188. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805640692
Dimensions11.13 × 5.67 × 3.50 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.13 mm5.67 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805640692
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

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: Oct 29
Current: $2,188 CAD|Low: $333 CAD|High: $2,188 CAD|Avg: $1,036 CAD
Brilliant Earth
Retailer 2
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Retailer 23
October 28, 2026
Retailer 4$333 CAD
Retailer 14$371 CAD
Retailer 10$386 CAD
Retailer 20$412 CAD
Retailer 23$412 CAD
Retailer 9$557 CAD
Retailer 11$655 CAD
Retailer 17$708 CAD
Retailer 19$712 CAD
Retailer 5$750 CAD
Retailer 13$776 CAD
Retailer 16$867 CAD
Retailer 6$909 CAD
Retailer 18$1,006 CAD
Retailer 22$1,325 CAD
Retailer 3$1,331 CAD
Retailer 7$1,398 CAD
Retailer 12$1,435 CAD
Retailer 2$1,533 CAD
Retailer 15$1,614 CAD
Retailer 21$1,654 CAD
Retailer 8$1,834 CAD
Brilliant Earth$2,188 CAD

28 data points across 23 retailers

21 retailers$750 CAD to $2,188 CAD

Retailer 1
-
$333 CAD
Price last confirmed 8 days ago
Retailer 2
-
$386 CAD
View
Price last confirmed 7 days ago
Retailer 3
-
$412 CAD
View
Price last confirmed 10 days ago
Retailer 4
-
$412 CAD
View
Price last confirmed 10 days ago
Retailer 5
-
$557 CAD
View
Price last confirmed 7 days ago
Retailer 6
-
$708 CAD
View
Price last confirmed 7 days ago
Retailer 7
-
$712 CAD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$750 CAD
View
Retailer 9
-
$776 CAD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$867 CAD
View
Retailer 11
-
$909 CAD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,006 CAD
View
Price last confirmed 8 days ago
Retailer 13
-
$1,325 CAD
View
Price last confirmed 10 days ago
Retailer 14
-
$1,331 CAD
View
Price last confirmed 9 days ago
Retailer 15
-
$1,398 CAD
View
Price last confirmed 7 days ago
Retailer 16
-
$1,435 CAD
View
Price last confirmed 7 days ago
Retailer 17
-
$1,533 CAD
View
Price last confirmed 7 days ago
Retailer 18
-
$1,614 CAD
View
Price last confirmed 27 days ago
Retailer 19
-
$1,654 CAD
View
Price last confirmed 9 days ago
Retailer 20
-
$1,834 CAD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
20176319A · Oct 28
$2,188 CAD
$1,570 USD
View
20 more retailers have this diamond
Prices start from $750 CADSave up to $1,438 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
$750 CAD