Marquise|Lab Grown|IGI

3.05ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG843645240

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645240

Diamond specifications and retailer prices

From $1,057 CAD
$757 USD
As of October 29, 2026
Save $4,432 CAD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,490 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843645240 or 843645240. Listed at 18 retailers as of October 29, 2026, with prices from $1,057 to $5,490, a $4,432 spread on the same certified stone. Brilliant Earth lists it at $5,490. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645240
Dimensions14.75 × 7.46 × 4.84 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.75 mm7.46 mm3.05 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645240
Side View
Table 64.0%Crown 36.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
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: Oct 29
Current: $5,490 CAD|Low: $1,057 CAD|High: $5,504 CAD|Avg: $2,649 CAD|-0.3%
Brilliant Earth
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 4$1,057 CAD
Retailer 3$1,097 CAD
Retailer 18$1,348 CAD
Retailer 17$1,476 CAD
Retailer 8$1,562 CAD
Retailer 14$1,688 CAD
Retailer 11$1,756 CAD
Retailer 16$2,066 CAD
Retailer 2$2,442 CAD
Retailer 15$2,492 CAD
Retailer 13$2,547 CAD
Retailer 10$2,624 CAD
Retailer 5$3,744 CAD
Retailer 7$3,784 CAD
Retailer 6$3,794 CAD
Retailer 9$3,876 CAD
Retailer 12$4,646 CAD
Brilliant Earth$5,490 CAD

19 data points across 18 retailers

18 retailers$1,057 CAD to $5,490 CAD

A
Cheapest Retailer
-
$1,057 CAD
$757 USD
Final sale: no returns
Retailer 2
-
$1,097 CAD
$785 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,348 CAD
$965 USD
View
Retailer 4
-
$1,476 CAD
£832 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,562 CAD
$1,118 USD
View
A
Retailer 6
-
$1,688 CAD
€1,151 EUR
View
A
Retailer 7
-
$1,756 CAD
£990 GBP
View
B+
Retailer 8
-
$2,066 CAD
$1,479 USD
View
B+
Retailer 9
-
$2,442 CAD
$1,748 USD
View
Retailer 10
-
$2,492 CAD
A$2,745 AUD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$2,547 CAD
ZAR 29,461 ZAR
View
Retailer 12
-
$2,624 CAD
$1,879 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$3,744 CAD
$2,680 USD
View
B
Retailer 14
-
$3,784 CAD
$2,709 USD
View
B
Retailer 15
-
$3,794 CAD
$2,716 USD
View
B
Retailer 16
-
$3,876 CAD
$2,775 USD
View
B
Retailer 17
-
$4,646 CAD
£2,619 GBP
View
Most Expensive
B
Brilliant Earth
22175498A · Oct 30
$5,490 CAD
$3,930 USD
View
17 more retailers have this diamond
Prices start from $1,057 CADSave up to $4,432 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
3.05ct Marquise
$1,057 CAD