CaratHunter
Plans
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 $9,087 USD
As of October 29, 2026
Save $11,478 USD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $20,565 USD at Yorxs · As of October 29, 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 29, 2026, with prices from $9,087 to $20,565, a $11,478 spread on the same certified stone. Yorxs lists it at $20,565. 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
Color
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: Oct 29
Current: $17,530 USD|Low: $9,087 USD|High: $59,460 USD|Avg: $22,369 USD|-44.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
October 30, 2026
Retailer 6$9,087 USD
Retailer 8$10,350 USD
Retailer 10$11,814 USD
Retailer 5$12,092 USD
Retailer 11$13,730 USD
Retailer 9$16,386 USD
Retailer 1$17,530 USD
Retailer 4$18,639 USD
Yorxs$20,565 USD
Retailer 2$29,842 USD
Retailer 3$38,213 USD
Retailer 7$56,240 USD

24 data points across 12 retailers

10 retailers$9,087 USD to $20,565 USD

A
Cheapest Retailer
-
$9,087 USD
A
Retailer 2
-
$10,350 USD
View
A
Retailer 3
-
$11,814 USD
View
Final sale: no returns
A
Retailer 4
-
$12,092 USD
View
Retailer 5
-
$13,730 USD
View
Price last confirmed 81 days ago
B+
Retailer 6
-
$16,386 USD
View
B+
Retailer 7
-
$17,530 USD
View
B+
Retailer 8
-
$18,639 USD
£14,676 GBP
View
Most Expensive
B+
Yorxs
557461378 · Oct 29
$20,565 USD
€19,586 EUR
View
8 more retailers have this diamond
Prices start from $9,087 USDSave up to $11,478 USD

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
$9,087 USD