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Cushion|Lab Grown|IGI

4.66ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662159

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662159

Diamond specifications and retailer prices

From $4,512 USD
£3,553 GBP
As of November 2, 2026
Save $30,815 USD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $35,327 USD at With Clarity · As of November 2, 2026
View at With Clarity

About this 4.66ct lab-grown cushion diamond

This 4.66ct 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 LG846662159 or 846662159. Listed at 10 retailers as of November 2, 2026, with prices from $4,512 to $35,327, a $30,815 spread on the same certified stone. With Clarity lists it at $35,327. 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

4.66
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662159
Dimensions11.69 × 8.69 × 5.70 mm
L/W Ratio1.35
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
11.69 mm8.69 mm4.66 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662159
Side View
Table 62.0%Crown 33.6°Girdle: MED-THKPavilion 34.1°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $4,512 USD|Low: $4,512 USD|High: $36,337 USD|Avg: $12,559 USD|-11.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 2, 2026
Retailer 1$4,512 USD
Retailer 7$5,016 USD
Retailer 5$5,450 USD
Retailer 3$8,379 USD
Retailer 6$8,387 USD
Retailer 2$11,218 USD
Retailer 4$11,640 USD
Retailer 8$12,482 USD
Retailer 9$13,550 USD
With Clarity$35,327 USD

12 data points across 10 retailers

10 retailers$4,512 USD to $35,327 USD

A+
Cheapest Retailer
-
$4,512 USD
£3,553 GBP
A
Retailer 2
-
$5,016 USD
View
A
Retailer 3
-
$5,450 USD
View
A
Retailer 4
-
$8,379 USD
View
A
Retailer 5
-
$8,387 USD
View
B+
Retailer 6
-
$11,218 USD
£8,833 GBP
View
B+
Retailer 7
-
$11,640 USD
€11,086 EUR
View
B+
Retailer 8
-
$12,482 USD
View
B+
Retailer 9
-
$13,550 USD
View
Most Expensive
B
With Clarity
846662159 · Nov 2
$35,327 USD
View
9 more retailers have this diamond
Prices start from $4,512 USDSave up to $30,815 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+
4.66ct Cushion
$4,512 USD