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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG712563747

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712563747

Diamond specifications and retailer prices

From $2,086 CAD
$1,493 USD
As of October 30, 2026
Save $12,261 CAD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $16,679 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712563747 or 712563747. Listed at 23 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.09
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712563747
Dimensions18.14 × 8.97 × 5.51 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Top View
18.14 mm8.97 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712563747
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.4%

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 30
Current: $16,679 CAD|Low: $2,002 CAD|High: $17,196 CAD|Avg: $5,118 CAD|-3.0%
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
October 31, 2026
Retailer 11$2,086 CAD
Retailer 7$2,336 CAD
Retailer 12$2,419 CAD
Retailer 2$2,661 CAD
Retailer 4$2,704 CAD
Retailer 3$3,389 CAD
Retailer 6$3,785 CAD
Retailer 8$5,426 CAD
Retailer 5$5,535 CAD
Retailer 13$6,521 CAD
Retailer 10$7,471 CAD
Retailer 9$7,669 CAD
Brilliant Earth$16,679 CAD

45 data points across 13 retailers

23 retailers$2,086 CAD to $14,346 CAD

Retailer 1
-
$2,086 CAD
$1,493 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$2,086 CAD
$1,493 USD
View
Retailer 3
-
$2,270 CAD
$1,625 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$2,336 CAD
$1,672 USD
View
Final sale: no returns
Retailer 5
-
$2,419 CAD
$1,732 USD
View
Price last confirmed 27 days ago
Retailer 6
-
$2,419 CAD
$1,732 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,661 CAD
$1,905 USD
View
A
Retailer 8
-
$2,704 CAD
$1,936 USD
View
B+
Retailer 9
-
$2,939 CAD
$2,104 USD
View
B+
Retailer 10
-
$3,389 CAD
$2,426 USD
View
B+
Retailer 11
-
$3,785 CAD
£2,133 GBP
View
B+
Retailer 12
-
$4,392 CAD
$3,144 USD
View
Retailer 13
-
$5,006 CAD
$3,584 USD
View
Price last confirmed 30 days ago
B
Retailer 14
-
$5,006 CAD
$3,584 USD
View
B+
Retailer 15
-
$5,426 CAD
ZAR 62,756 ZAR
View
B
Retailer 16
-
$5,535 CAD
£3,120 GBP
View
B
Retailer 17
-
$6,521 CAD
$4,668 USD
View
B
Retailer 18
-
$7,007 CAD
$5,016 USD
View
Retailer 19
-
$7,471 CAD
A$8,228 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
$7,669 CAD
£4,323 GBP
View
B
Retailer 21
-
$9,402 CAD
$6,730 USD
View
B
Retailer 22
-
$14,346 CAD
$10,270 USD
View
Most Expensive
Brilliant Earth
17611050A · Oct 30
$16,679 CAD
$11,940 USD
View
Price under review
22 more retailers have this diamond
Prices start from $2,086 CADSave up to $12,261 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
5.09ct Marquise
$2,086 CAD