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Marquise|Lab Grown|IGI

5.09ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG835657491

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835657491

Diamond specifications and retailer prices

From $1,144 AUD
$804 USD
As of October 30, 2026
Save $8,051 AUD (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $9,195 AUD at Brilliant Earth · As of October 29, 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 E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG835657491 or 835657491. Listed at 27 retailers as of October 29, 2026, with prices from $1,144 to $9,195, a $8,051 spread on the same certified stone. Brilliant Earth lists it at $9,195. 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
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835657491
Dimensions18.08 × 8.97 × 5.48 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
18.08 mm8.97 mm5.09 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835657491
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.1%

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 30
Current: $1,418 AUD|Low: $1,144 AUD|High: $6,975 AUD|Avg: $2,901 AUD|-6.3%
Retailer 1
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
October 30, 2026
Retailer 8$1,144 AUD
Retailer 15$1,245 AUD
Retailer 25$1,281 AUD
Retailer 3$1,328 AUD
Retailer 18$1,391 AUD
Retailer 1$1,418 AUD
Retailer 24$1,549 AUD
Retailer 23$1,580 AUD
Retailer 6$1,865 AUD
Retailer 11$1,936 AUD
Retailer 12$2,037 AUD
Retailer 21$2,107 AUD
Retailer 10$2,688 AUD
Retailer 20$2,697 AUD
Retailer 4$2,764 AUD
Retailer 7$3,521 AUD
Retailer 2$3,732 AUD
Retailer 5$4,122 AUD
Retailer 22$4,153 AUD
Retailer 13$4,236 AUD
Retailer 14$4,462 AUD
Retailer 9$4,592 AUD
Retailer 16$4,754 AUD
Retailer 19$5,002 AUD
Retailer 17$6,975 AUD

21 data points across 25 retailers

27 retailers$1,144 AUD to $9,195 AUD

A
Cheapest Retailer
-
$1,144 AUD
$804 USD
A
Retailer 2
-
$1,245 AUD
$875 USD
View
A
Retailer 3
-
$1,281 AUD
$900 USD
View
Final sale: no returns
A
Retailer 4
-
$1,328 AUD
$933 USD
View
Retailer 5
-
$1,391 AUD
$977 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,418 AUD
£784 GBP
View
A
Retailer 7
-
$1,549 AUD
HK$8,500 HKD
View
A
Retailer 8
-
$1,580 AUD
$1,110 USD
View
A
Retailer 9
-
$1,865 AUD
$1,310 USD
View
B+
Retailer 10
-
$1,936 AUD
$1,360 USD
View
A
Retailer 11
-
$2,037 AUD
£1,127 GBP
View
A
Retailer 12
-
$2,107 AUD
€1,410 EUR
View
Retailer 13
-
$2,688 AUD
View
Price last confirmed 8 days ago
A
Retailer 14
-
$2,697 AUD
ZAR 30,608 ZAR
View
A
Retailer 15
-
$2,764 AUD
$1,942 USD
View
A
Retailer 16
-
$3,521 AUD
$2,474 USD
View
A
Retailer 17
-
$3,732 AUD
$2,622 USD
View
B+
Retailer 18
-
$4,122 AUD
£2,280 GBP
View
B+
Retailer 19
-
$4,153 AUD
$2,918 USD
View
B+
Retailer 20
-
$4,236 AUD
$2,976 USD
View
B+
Retailer 21
-
$4,462 AUD
SGD 4,236 SGD
View
B+
Retailer 22
-
$4,592 AUD
$3,226 USD
View
B+
Retailer 23
-
$4,754 AUD
$3,340 USD
View
B+
Retailer 24
-
$5,002 AUD
£2,767 GBP
View
Retailer 25
-
$6,473 AUD
View
Price last confirmed 21 days ago
B
Retailer 26
-
$6,975 AUD
$4,900 USD
View
Most Expensive
B
Brilliant Earth
21292024A · Oct 29
$9,195 AUD
$6,460 USD
View
26 more retailers have this diamond
Prices start from $1,144 AUDSave up to $8,051 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
$1,144 AUD