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Marquise|Lab Grown|IGI

5.43ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG810608040

Shape and cutting style on the report: Freeform faceted

Certificate IGI LG810608040

Diamond specifications and retailer prices

From $3,286 AUD
$2,308 USD
As of October 31, 2026
Save $5,577 AUD (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $18,578 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.43ct lab-grown marquise diamond

This 5.43ct 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 LG810608040 or 810608040. Listed at 4 retailers as of October 30, 2026, with a 170% 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

5.43
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG810608040
Dimensions14.64 × 9.00 × 5.49 mm
L/W Ratio1.63
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.64 mm9.00 mm5.43 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810608040
Side View
TableCrownGirdle: VTK-ETKPavilionCulet: NoneDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $18,578 AUD|Low: $3,286 AUD|High: $18,578 AUD|Avg: $8,909 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 2$3,286 AUD
Retailer 4$4,368 AUD
Retailer 3$8,862 AUD
Do Amore Diamonds$18,578 AUD

3 data points across 4 retailers

4 retailers$3,286 AUD to $8,862 AUD

B+
Cheapest Retailer
-
$3,286 AUD
$2,308 USD
Final sale: no returns
B
Retailer 2
-
$4,368 AUD
$3,068 USD
View
B
Retailer 3
-
$8,862 AUD
$6,225 USD
View
Most Expensive
Do Amore Diamonds
27-13E13887A · Oct 31
$18,578 AUD
$13,050 USD
View
Price under review
3 more retailers have this diamond
Prices start from $3,286 AUDSave up to $5,577 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.

B+
5.43ct Marquise
$3,286 AUD