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Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG831617245

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831617245

Diamond specifications and retailer prices

From $2,238 AUD
$1,572 USD
As of October 31, 2026
Save $11,030 AUD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,268 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG831617245 or 831617245. Listed at 18 retailers as of October 31, 2026, with prices from $2,238 to $13,268, a $11,030 spread on the same certified stone. Do Amore Diamonds lists it at $13,268. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831617245
Dimensions18.12 × 8.96 × 5.58 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.12 mm8.96 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831617245
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

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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 31
Current: $13,268 AUD|Low: $1,982 AUD|High: $15,717 AUD|Avg: $5,238 AUD|-15.6%
Do Amore Diamonds
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
November 1, 2026
Retailer 4$2,238 AUD
Retailer 12$2,477 AUD
Retailer 15$2,688 AUD
Retailer 18$2,988 AUD
Retailer 17$3,146 AUD
Retailer 3$3,188 AUD
Retailer 9$3,595 AUD
Retailer 13$3,755 AUD
Retailer 16$4,170 AUD
Retailer 2$5,004 AUD
Retailer 10$5,090 AUD
Retailer 7$5,511 AUD
Retailer 6$5,948 AUD
Retailer 14$7,062 AUD
Retailer 11$7,390 AUD
Retailer 5$8,086 AUD
Retailer 8$8,111 AUD
Do Amore Diamonds$13,268 AUD

24 data points across 18 retailers

18 retailers$2,238 AUD to $13,268 AUD

Retailer 1
-
$1,700 AUD
$1,194 USD
Price last confirmed 30 days ago
Retailer 2
-
$2,054 AUD
$1,443 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
$2,238 AUD
$1,572 USD
View
Final sale: no returns
A
Retailer 4
-
$2,477 AUD
$1,740 USD
View
Retailer 5
-
$2,688 AUD
£1,487 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$2,988 AUD
$2,099 USD
View
B+
Retailer 7
-
$3,146 AUD
$2,210 USD
View
B+
Retailer 8
-
$3,188 AUD
$2,240 USD
View
B+
Retailer 9
-
$3,755 AUD
€2,512 EUR
View
B+
Retailer 10
-
$4,170 AUD
$2,929 USD
View
B
Retailer 11
-
$5,004 AUD
View
Retailer 12
-
$5,511 AUD
£3,048 GBP
View
Price last confirmed 25 days ago
Retailer 13
-
$5,948 AUD
$4,178 USD
View
Price last confirmed 25 days ago
B
Retailer 14
-
$7,062 AUD
£3,906 GBP
View
B
Retailer 15
-
$7,390 AUD
View
Retailer 16
-
$8,086 AUD
$5,680 USD
View
Price last confirmed 24 days ago
Retailer 17
-
$8,111 AUD
$5,697 USD
View
Price last confirmed 26 days ago
Most Expensive
B
Do Amore Diamonds
27-5497B4DFF · Oct 31
$13,268 AUD
$9,320 USD
View
17 more retailers have this diamond
Prices start from $2,238 AUDSave up to $11,030 AUD

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
$2,238 AUD