Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG805640050

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG805640050

Diamond specifications and retailer prices

From $1,864 USD
As of October 26, 2026
Save $3,609 USD (66%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $9,100 USD at Yadav Diamonds · As of October 21, 2026
View at Yadav Diamonds

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 LG805640050 or 805640050. Listed at 25 retailers as of October 26, 2026, with a 194% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805640050
Dimensions11.14 × 8.51 × 5.54 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.14 mm8.51 mm4.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805640050
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $1,864 USD|Low: $1,074 USD|High: $9,100 USD|Avg: $3,416 USD|+6.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Yadav Diamonds
October 26, 2026
Retailer 15$1,149 USD
Retailer 5$1,168 USD
Retailer 7$1,258 USD
Retailer 22$1,280 USD
Retailer 1$1,864 USD
Retailer 16$1,913 USD
Retailer 18$1,945 USD
Retailer 9$2,033 USD
Retailer 4$2,159 USD
Retailer 20$2,719 USD
Retailer 21$2,760 USD
Retailer 6$3,131 USD
Retailer 2$3,228 USD
Retailer 8$3,409 USD
Retailer 14$3,551 USD
Retailer 11$3,558 USD
Retailer 17$3,811 USD
Retailer 19$4,148 USD
Retailer 12$4,545 USD
Retailer 3$5,473 USD
Retailer 13$7,733 USD
Retailer 10$7,900 USD
Yadav Diamonds$9,100 USD

22 data points across 23 retailers

25 retailers$1,864 USD to $5,473 USD

Retailer 1
-
$1,168 USD
Price last confirmed 16 days ago
Retailer 2
-
$1,258 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$1,280 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$1,864 USD
View
Retailer 5
-
$1,913 USD
£1,506 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$1,945 USD
€1,852 EUR
View
Price last confirmed 8 days ago
Retailer 7
-
$2,033 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$2,159 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$2,719 USD
ZAR 43,918 ZAR
View
Price last confirmed 8 days ago
Retailer 10
-
$2,760 USD
A$4,246 AUD
View
Price last confirmed 11 days ago
Retailer 11
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$3,131 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$3,228 USD
CA$4,483 CAD
View
Retailer 13
-
$3,409 USD
View
Price last confirmed 7 days ago
Retailer 14
-
$3,551 USD
£2,796 GBP
View
Price last confirmed 7 days ago
Retailer 15
-
$3,558 USD
View
Price last confirmed 8 days ago
Retailer 16
-
$3,811 USD
£3,001 GBP
View
Price last confirmed 7 days ago
Retailer 17
-
$4,148 USD
£3,266 GBP
View
Price last confirmed 8 days ago
Retailer 18
-
$4,545 USD
View
Price last confirmed 7 days ago
Retailer 19
-
$4,998 USD
A$7,689 AUD
View
Price last confirmed 121 days ago
Retailer 20
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$5,005 USD
View
Price last confirmed 54 days ago
B
Retailer 21
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$5,473 USD
View
Retailer 22
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$7,733 USD
View
Price last confirmed 7 days ago
Retailer 23
-
$7,900 USD
View
Price last confirmed 7 days ago
Retailer 24
-
$8,100 USD
View
Price last confirmed 39 days ago
Most Expensive
Yadav Diamonds
13305977 · Oct 21
$9,100 USD
View
Price last confirmed 12 days ago
24 more retailers have this diamond
Prices start from $1,864 USDSave up to $3,609 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
4.09ct Cushion
$1,864 USD