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Marquise|Lab Grown|IGI

5.05ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG831688553

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831688553

Diamond specifications and retailer prices

From $3,319 AUD
£1,836 GBP
As of October 28, 2026
Save $5,007 AUD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,326 AUD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 5.05ct lab-grown marquise diamond

This 5.05ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831688553 or 831688553. Listed at 6 retailers as of October 27, 2026, with prices from $3,319 to $8,326, a $5,007 spread on the same certified stone. Taylor and Hart lists it at $8,326. 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

5.05
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831688553
Dimensions17.65 × 9.14 × 5.51 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.65 mm9.14 mm5.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831688553
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.3%

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 28
Current: $3,319 AUD|Low: $3,319 AUD|High: $8,959 AUD|Avg: $5,390 AUD|-10.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 28, 2026
Retailer 1$3,319 AUD
Retailer 3$3,488 AUD
Retailer 2$3,771 AUD
Retailer 4$5,148 AUD
Retailer 5$6,765 AUD
Taylor and Hart$8,326 AUD

11 data points across 6 retailers

6 retailers$3,319 AUD to $8,326 AUD

A
Cheapest Retailer
-
$3,319 AUD
£1,836 GBP
A
Retailer 2
-
$3,488 AUD
$2,450 USD
View
A
Retailer 3
-
$3,771 AUD
€2,523 EUR
View
B+
Retailer 4
-
$5,148 AUD
$3,616 USD
View
B
Retailer 5
-
$6,765 AUD
£3,742 GBP
View
Most Expensive
B
Taylor and Hart
XN4EQDL · Oct 27
$8,326 AUD
$5,848 USD
View
5 more retailers have this diamond
Prices start from $3,319 AUDSave up to $5,007 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
5.05ct Marquise
$3,319 AUD