Cushion|Lab Grown|IGI

4.57ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811634635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634635

Diamond specifications and retailer prices

From $4,625 USD
As of November 2, 2026
Save $24,855 USD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $29,480 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.57ct lab-grown cushion diamond

This 4.57ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634635 or 811634635. Listed at 8 retailers as of November 2, 2026, with prices from $4,625 to $29,480, a $24,855 spread on the same certified stone. Do Amore Diamonds lists it at $29,480. 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

4.57
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634635
Dimensions10.68 × 8.90 × 5.98 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
10.68 mm8.90 mm4.57 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634635
Side View
Table 59.0%Crown 33.4°Girdle: MED-VTKPavilion 36.2°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $29,480 USD|Low: $4,625 USD|High: $37,830 USD|Avg: $13,420 USD|-22.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$4,625 USD
Retailer 8$5,015 USD
Retailer 7$6,056 USD
Retailer 4$7,693 USD
Retailer 2$9,476 USD
Retailer 3$11,361 USD
Retailer 6$13,290 USD
Do Amore Diamonds$29,480 USD

30 data points across 8 retailers

8 retailers$4,625 USD to $29,480 USD

A
Cheapest Retailer
-
$4,625 USD
A
Retailer 2
-
$5,015 USD
View
A
Retailer 3
-
$6,056 USD
View
A
Retailer 4
-
$7,693 USD
View
A
Retailer 5
-
$9,476 USD
€9,025 EUR
View
B+
Retailer 6
-
$11,361 USD
£8,946 GBP
View
B+
Retailer 7
-
$13,290 USD
View
Most Expensive
B
Do Amore Diamonds
27-6CDD567CC · Nov 2
$29,480 USD
View
7 more retailers have this diamond
Prices start from $4,625 USDSave up to $24,855 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
4.57ct Cushion
$4,625 USD