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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 $17,654 NZD
$9,950 USD
As of October 31, 2026
Save $54,269 NZD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $71,923 NZD 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 $17,654 to $71,923, a $54,269 spread on the same certified stone. With Clarity lists it at $71,923. 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: Oct 31
Current: $37,120 NZD|Low: $16,927 NZD|High: $104,941 NZD|Avg: $37,121 NZD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 31, 2026
Retailer 3$17,654 NZD
Retailer 4$18,859 NZD
Retailer 8$21,783 NZD
Retailer 7$31,256 NZD
Retailer 2$31,753 NZD
Retailer 5$32,228 NZD
Retailer 6$33,268 NZD
Retailer 1$37,120 NZD
With Clarity$71,923 NZD

7 data points across 9 retailers

9 retailers$17,654 NZD to $71,923 NZD

A
Cheapest Retailer
-
$17,654 NZD
$9,950 USD
A
Retailer 2
-
$18,859 NZD
$10,629 USD
View
A
Retailer 3
-
$21,783 NZD
$12,277 USD
View
B+
Retailer 4
-
$31,256 NZD
£13,871 GBP
View
B+
Retailer 5
-
$31,753 NZD
€17,044 EUR
View
B+
Retailer 6
-
$32,228 NZD
$18,164 USD
View
B+
Retailer 7
-
$33,268 NZD
$18,750 USD
View
B+
Retailer 8
-
$37,120 NZD
$20,921 USD
View
Most Expensive
B
With Clarity
846663131 · Oct 31
$71,923 NZD
$40,536 USD
View
8 more retailers have this diamond
Prices start from $17,654 NZDSave up to $54,269 NZD

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
$17,654 NZD