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Cushion|Lab Grown|IGI

5.57ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677758

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677758

Diamond specifications and retailer prices

From $16,123 NZD
$9,087 USD
As of November 1, 2026
Save $20,109 NZD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $36,232 NZD at Yorxs · As of October 31, 2026
View at Yorxs

About this 5.57ct lab-grown cushion diamond

This 5.57ct 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 LG800677758 or 800677758. Listed at 10 retailers as of October 31, 2026, with prices from $16,123 to $36,232, a $20,109 spread on the same certified stone. Yorxs lists it at $36,232. 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

5.57
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677758
Dimensions11.47 × 9.56 × 6.31 mm
L/W Ratio1.20
Girdle conditionFaceted
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
11.47 mm9.56 mm5.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677758
Side View
Table 57.0%Crown 35.1°Girdle: THK-VTKPavilion 35.1°Culet: NoneDepth 66.0%

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 1
Current: $32,895 NZD|Low: $16,123 NZD|High: $105,500 NZD|Avg: $39,528 NZD|-5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
November 1, 2026
Retailer 6$16,123 NZD
Retailer 8$18,364 NZD
Retailer 10$20,962 NZD
Retailer 5$21,455 NZD
Retailer 11$24,361 NZD
Retailer 9$29,074 NZD
Retailer 4$31,103 NZD
Retailer 1$32,895 NZD
Yorxs$36,232 NZD
Retailer 2$52,949 NZD
Retailer 3$67,802 NZD
Retailer 7$99,787 NZD

26 data points across 12 retailers

10 retailers$16,123 NZD to $36,232 NZD

A
Cheapest Retailer
-
$16,123 NZD
$9,087 USD
A
Retailer 2
-
$18,364 NZD
$10,350 USD
View
A
Retailer 3
-
$20,962 NZD
$11,814 USD
View
Final sale: no returns
A
Retailer 4
-
$21,455 NZD
$12,092 USD
View
Retailer 5
-
$24,361 NZD
$13,730 USD
View
Price last confirmed 83 days ago
B+
Retailer 6
-
$29,074 NZD
$16,386 USD
View
B+
Retailer 7
-
$31,103 NZD
$17,530 USD
View
B+
Retailer 8
-
$32,895 NZD
£14,598 GBP
View
Most Expensive
B+
Yorxs
557461378 · Oct 31
$36,232 NZD
€19,448 EUR
View
8 more retailers have this diamond
Prices start from $16,123 NZDSave up to $20,109 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
5.57ct Cushion
$16,123 NZD