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Marquise|Lab Grown|IGI

5.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG717519831

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG717519831

Diamond specifications and retailer prices

From $1,580 AUD
$1,110 USD
As of October 27, 2026
Save $3,412 AUD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,992 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 5.1ct lab-grown marquise diamond

This 5.1ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717519831 or 717519831. Listed at 10 retailers as of October 25, 2026, with prices from $1,580 to $4,992, a $3,412 spread on the same certified stone. MOH London lists it at $4,992. 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

5.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717519831
Dimensions18.73 × 8.75 × 5.45 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.73 mm8.75 mm5.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717519831
Side View
Table 63.0%Crown 34.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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 27
Current: $4,992 AUD|Low: $1,126 AUD|High: $10,919 AUD|Avg: $4,244 AUD
MOH London
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
October 26, 2026
Retailer 14$1,284 AUD
Retailer 9$1,580 AUD
Retailer 8$2,057 AUD
Retailer 4$2,100 AUD
Retailer 15$2,309 AUD
Retailer 2$3,163 AUD
Retailer 12$3,360 AUD
Retailer 7$3,986 AUD
Retailer 11$4,161 AUD
Retailer 10$4,242 AUD
Retailer 3$4,513 AUD
Retailer 13$4,601 AUD
MOH London$4,992 AUD
Retailer 6$7,975 AUD
Retailer 5$10,919 AUD

12 data points across 15 retailers

10 retailers$1,580 AUD to $4,992 AUD

Retailer 1
-
$1,146 AUD
$805 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,580 AUD
$1,110 USD
View
A
Retailer 3
-
$2,057 AUD
£1,138 GBP
View
Retailer 4
-
$2,309 AUD
$1,622 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$3,163 AUD
$2,222 USD
View
B+
Retailer 6
-
$3,360 AUD
$2,360 USD
View
B+
Retailer 7
-
$4,161 AUD
$2,923 USD
View
B+
Retailer 8
-
$4,242 AUD
$2,980 USD
View
B
Retailer 9
-
$4,601 AUD
$3,232 USD
View
Most Expensive
B
MOH London
LG717519831 · Oct 25
$4,992 AUD
£2,761 GBP
View
9 more retailers have this diamond
Prices start from $1,580 AUDSave up to $3,412 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
5.10ct Marquise
$1,580 AUD