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Marquise|Lab Grown|IGI

5.50ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG715509994

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG715509994

Diamond specifications and retailer prices

From $1,938 AUD
$1,361 USD
As of October 29, 2026
Save $12,711 AUD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $17,923 AUD at Brilliant Earth · As of October 17, 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 LG715509994 or 715509994. Listed at 21 retailers as of October 29, 2026, with a 656% 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 angle37.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715509994
Dimensions17.04 × 9.37 × 5.96 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.04 mm9.37 mm5.50 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715509994
Side View
Table 62.0%Crown 37.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.6%

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 29
Current: $14,649 AUD|Low: $1,382 AUD|High: $17,923 AUD|Avg: $5,375 AUD|-18.3%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 4$1,938 AUD
Retailer 13$2,249 AUD
Retailer 10$2,314 AUD
Retailer 2$2,912 AUD
Retailer 8$3,032 AUD
Retailer 12$3,052 AUD
Retailer 18$3,606 AUD
Retailer 14$3,933 AUD
Retailer 5$4,838 AUD
Retailer 16$5,211 AUD
Retailer 15$5,366 AUD
Retailer 9$6,017 AUD
Retailer 11$6,482 AUD
Retailer 3$6,723 AUD
Retailer 7$7,033 AUD
Retailer 17$8,065 AUD
Retailer 6$10,055 AUD
Brilliant Earth$14,649 AUD

38 data points across 18 retailers

21 retailers$1,938 AUD to $14,649 AUD

Retailer 1
-
$1,660 AUD
$1,166 USD
Price last confirmed 28 days ago
Retailer 2
-
$1,882 AUD
$1,322 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$1,938 AUD
$1,361 USD
View
Final sale: no returns
Retailer 4
-
$2,006 AUD
$1,409 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$2,249 AUD
$1,580 USD
View
A
Retailer 6
-
$2,314 AUD
HK$12,700 HKD
View
A
Retailer 7
-
$2,912 AUD
£1,611 GBP
View
Retailer 8
-
$3,032 AUD
$2,130 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$3,052 AUD
€2,042 EUR
View
Retailer 10
-
$3,606 AUD
$2,533 USD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
$3,933 AUD
$2,763 USD
View
Retailer 12
-
$4,838 AUD
£2,676 GBP
View
Price last confirmed 15 days ago
Retailer 13
-
$5,211 AUD
$3,660 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$5,366 AUD
$3,769 USD
View
B+
Retailer 15
-
$6,017 AUD
$4,227 USD
View
B+
Retailer 16
-
$6,482 AUD
£3,585 GBP
View
B
Retailer 17
-
$6,723 AUD
SGD 6,382 SGD
View
B
Retailer 18
-
$7,033 AUD
$4,941 USD
View
Retailer 19
-
$8,065 AUD
$5,665 USD
View
Price last confirmed 26 days ago
B
Retailer 20
-
$14,649 AUD
$10,290 USD
View
Most Expensive
Brilliant Earth
14605965A · Oct 17
$17,923 AUD
$12,590 USD
View
Price last confirmed 13 days ago
20 more retailers have this diamond
Prices start from $1,938 AUDSave up to $12,711 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
$1,938 AUD