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 $12,936 AUD
$9,087 USD
As of November 1, 2026
Save $16,134 AUD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $29,070 AUD 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 $12,936 to $29,070, a $16,134 spread on the same certified stone. Yorxs lists it at $29,070. 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: $26,393 AUD|Low: $12,936 AUD|High: $84,647 AUD|Avg: $31,715 AUD|-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$12,936 AUD
Retailer 8$14,734 AUD
Retailer 10$16,818 AUD
Retailer 5$17,214 AUD
Retailer 11$19,546 AUD
Retailer 9$23,327 AUD
Retailer 4$24,956 AUD
Retailer 1$26,393 AUD
Yorxs$29,070 AUD
Retailer 2$42,483 AUD
Retailer 3$54,400 AUD
Retailer 7$80,063 AUD

26 data points across 12 retailers

10 retailers$12,936 AUD to $29,070 AUD

A
Cheapest Retailer
-
$12,936 AUD
$9,087 USD
A
Retailer 2
-
$14,734 AUD
$10,350 USD
View
A
Retailer 3
-
$16,818 AUD
$11,814 USD
View
Final sale: no returns
A
Retailer 4
-
$17,214 AUD
$12,092 USD
View
Retailer 5
-
$19,546 AUD
$13,730 USD
View
Price last confirmed 83 days ago
B+
Retailer 6
-
$23,327 AUD
$16,386 USD
View
B+
Retailer 7
-
$24,956 AUD
$17,530 USD
View
B+
Retailer 8
-
$26,393 AUD
£14,598 GBP
View
Most Expensive
B+
Yorxs
557461378 · Oct 31
$29,070 AUD
€19,448 EUR
View
8 more retailers have this diamond
Prices start from $12,936 AUDSave up to $16,134 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
5.57ct Cushion
$12,936 AUD