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Cushion|Lab Grown|IGI

5.54ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG828666033

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG828666033

Diamond specifications and retailer prices

From $7,538 AUD
$5,295 USD
As of October 29, 2026
Save $13,256 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $26,733 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.54ct lab-grown cushion diamond

This 5.54ct lab-grown cushion 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 LG828666033 or 828666033. Listed at 12 retailers as of October 29, 2026, with a 176% 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

5.54
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828666033
Dimensions10.46 × 10.14 × 6.54 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.46 mm10.14 mm5.54 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828666033
Side View
Table 65.0%Crown 40°Girdle: STK-THKPavilion 43.4°Culet: LargeDepth 64.5%

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 29
Current: $9,715 AUD|Low: $7,538 AUD|High: $26,733 AUD|Avg: $13,766 AUD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 11$7,538 AUD
Retailer 12$8,112 AUD
Retailer 1$9,715 AUD
Retailer 3$10,544 AUD
Retailer 7$10,916 AUD
Retailer 4$12,173 AUD
Retailer 2$14,017 AUD
Retailer 9$14,146 AUD
Retailer 5$15,201 AUD
Retailer 8$15,509 AUD
Retailer 6$15,576 AUD
Retailer 10$20,794 AUD
Taylor and Hart$26,733 AUD

17 data points across 13 retailers

12 retailers$7,538 AUD to $20,794 AUD

B+
Cheapest Retailer
-
$7,538 AUD
$5,295 USD
B+
Retailer 2
-
$8,112 AUD
$5,698 USD
View
Final sale: no returns
B+
Retailer 3
-
$9,715 AUD
£5,374 GBP
View
B
Retailer 4
-
$10,544 AUD
£5,832 GBP
View
B
Retailer 5
-
$10,916 AUD
$7,668 USD
View
B
Retailer 6
-
$14,017 AUD
$9,846 USD
View
B
Retailer 7
-
$14,146 AUD
$9,937 USD
View
B
Retailer 8
-
$15,201 AUD
ZAR 172,502 ZAR
View
Retailer 9
-
$15,509 AUD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$15,576 AUD
£8,615 GBP
View
B
Retailer 11
-
$20,794 AUD
$14,607 USD
View
Most Expensive
Taylor and Hart
FSVCTKW · Oct 30
$26,733 AUD
$18,778 USD
View
Price under review
11 more retailers have this diamond
Prices start from $7,538 AUDSave up to $13,256 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+
5.54ct Cushion
$7,538 AUD