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Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG799698168

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799698168

Diamond specifications and retailer prices

From $2,441 USD
As of November 2, 2026
Save $6,739 USD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,585 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.09ct lab-grown cushion diamond

This 4.09ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799698168 or 799698168. Listed at 18 retailers as of October 31, 2026, with a 276% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.09
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799698168
Dimensions10.74 × 8.34 × 5.56 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.74 mm8.34 mm4.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799698168
Side View
Table 63.0%Crown 37.4°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,649 USD|Low: $3,156 USD|High: $19,390 USD|Avg: $6,208 USD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3$3,156 USD
Retailer 12$3,269 USD
Retailer 11$3,430 USD
Retailer 1$3,649 USD
Retailer 5$4,594 USD
Retailer 6$4,747 USD
Retailer 4$6,233 USD
Retailer 9$6,385 USD
Retailer 10$7,678 USD
Retailer 8$7,739 USD
Retailer 2$8,221 USD
Retailer 7$9,144 USD
Retailer 13$9,180 USD

43 data points across 13 retailers

18 retailers$2,441 USD to $9,180 USD

B+
Cheapest Retailer
-
$2,441 USD
B+
Retailer 2
-
$3,156 USD
View
Final sale: no returns
Retailer 3
-
$3,269 USD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
$3,430 USD
View
B+
Retailer 5
-
$3,649 USD
£2,873 GBP
View
B
Retailer 6
-
$4,594 USD
View
B
Retailer 7
-
$4,747 USD
£3,738 GBP
View
B
Retailer 8
-
$6,233 USD
£4,908 GBP
View
B
Retailer 9
-
$6,385 USD
A$9,823 AUD
View
B
Retailer 10
-
$7,678 USD
ZAR 124,031 ZAR
View
B
Retailer 11
-
$7,739 USD
A$11,906 AUD
View
B
Retailer 12
-
$8,221 USD
View
B
Retailer 13
-
$8,999 USD
View
B
Retailer 14
-
$9,144 USD
£7,200 GBP
View
B
Retailer 15
-
$9,180 USD
View
Most Expensive
Taylor and Hart
HBOUW3M · Oct 31
$12,585 USD
View
Price under review
15 more retailers have this diamond
Prices start from $2,441 USDSave up to $6,739 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.

B+
4.09ct Cushion
$2,441 USD