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Marquise|Lab Grown|IGI

5.50ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG846630714

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846630714

Diamond specifications and retailer prices

From $1,496 AUD
$1,051 USD
As of October 28, 2026
Save $4,058 AUD (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $17,878 AUD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 5.5ct lab-grown marquise diamond

This 5.5ct 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 LG846630714 or 846630714. Listed at 15 retailers as of October 28, 2026, with a 271% 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

5.50
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846630714
Dimensions17.38 × 9.25 × 5.86 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.38 mm9.25 mm5.50 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846630714
Side View
Table 63.0%Crown 36.6°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 63.4%

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: $17,878 AUD|Low: $1,698 AUD|High: $17,878 AUD|Avg: $4,978 AUD
Brilliant Earth
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
October 30, 2026
Retailer 2$1,704 AUD
Retailer 10$1,843 AUD
Retailer 7$2,460 AUD
Retailer 3$2,552 AUD
Retailer 14$3,230 AUD
Retailer 8$3,241 AUD
Retailer 11$3,438 AUD
Retailer 13$3,768 AUD
Retailer 12$4,404 AUD
Retailer 4$4,938 AUD
Retailer 5$4,946 AUD
Retailer 9$5,439 AUD
Retailer 6$5,554 AUD
Brilliant Earth$17,878 AUD

13 data points across 14 retailers

15 retailers$1,496 AUD to $5,554 AUD

A
Cheapest Retailer
-
$1,496 AUD
$1,051 USD
A
Retailer 2
-
$1,704 AUD
£943 GBP
View
A
Retailer 3
-
$1,843 AUD
$1,295 USD
View
A
Retailer 4
-
$2,460 AUD
£1,361 GBP
View
A
Retailer 5
-
$2,552 AUD
$1,793 USD
View
Retailer 6
-
$3,230 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$3,241 AUD
ZAR 36,782 ZAR
View
A
Retailer 8
-
$3,438 AUD
$2,415 USD
View
A
Retailer 9
-
$3,768 AUD
$2,647 USD
View
B+
Retailer 10
-
$4,404 AUD
£2,436 GBP
View
B+
Retailer 11
-
$4,938 AUD
$3,469 USD
View
B+
Retailer 12
-
$4,946 AUD
$3,475 USD
View
B+
Retailer 13
-
$5,439 AUD
£3,009 GBP
View
B+
Retailer 14
-
$5,554 AUD
$3,902 USD
View
Most Expensive
Brilliant Earth
22179013A · Oct 18
$17,878 AUD
$12,560 USD
View
Price last confirmed 11 days ago
14 more retailers have this diamond
Prices start from $1,496 AUDSave up to $4,058 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
5.50ct Marquise
$1,496 AUD