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Cushion|Lab Grown|IGI

5.55ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846663131

Shape and cutting style on the report: Round cornered rectangular mixed cut

Certificate IGI LG846663131

Diamond specifications and retailer prices

From $14,165 AUD
$9,950 USD
As of November 2, 2026
Save $43,542 AUD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $57,707 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.55ct lab-grown cushion diamond

This 5.55ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663131 or 846663131. Listed at 9 retailers as of October 31, 2026, with prices from $14,165 to $57,707, a $43,542 spread on the same certified stone. With Clarity lists it at $57,707. 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

5.55
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663131
Dimensions11.61 × 8.13 × 5.36 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.61 mm8.13 mm5.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663131
Side View
Table 63.0%Crown 31.7°Girdle: STK-THKPavilion 40.1°Culet: LargeDepth 65.9%

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: Nov 2
Current: $24,963 AUD|Low: $13,581 AUD|High: $84,199 AUD|Avg: $29,264 AUD|-5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 1, 2026
Retailer 5$14,165 AUD
Retailer 6$15,131 AUD
Retailer 2$15,564 AUD
Retailer 1$24,963 AUD
Retailer 4$25,477 AUD
Retailer 7$25,858 AUD
Retailer 8$26,693 AUD
Retailer 3$29,783 AUD
With Clarity$57,707 AUD

8 data points across 9 retailers

9 retailers$14,165 AUD to $57,707 AUD

A
Cheapest Retailer
-
$14,165 AUD
$9,950 USD
A
Retailer 2
-
$15,131 AUD
$10,629 USD
View
A
Retailer 3
-
$15,564 AUD
$10,933 USD
View
B+
Retailer 4
-
$24,963 AUD
£13,807 GBP
View
B+
Retailer 5
-
$25,477 AUD
€17,044 EUR
View
B+
Retailer 6
-
$25,858 AUD
$18,164 USD
View
B+
Retailer 7
-
$26,693 AUD
$18,750 USD
View
B+
Retailer 8
-
$29,783 AUD
$20,921 USD
View
Most Expensive
B
With Clarity
846663131 · Oct 31
$57,707 AUD
$40,536 USD
View
8 more retailers have this diamond
Prices start from $14,165 AUDSave up to $43,542 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
5.55ct Cushion
$14,165 AUD