Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG837644674

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837644674

Diamond specifications and retailer prices

From $1,308 USD
£1,030 GBP
As of October 27, 2026
Save $6,592 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,100 USD at Yadav Diamonds · As of October 2, 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 LG837644674 or 837644674. Listed at 14 retailers as of October 27, 2026, with a 504% 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 angle34.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837644674
Dimensions11.68 × 8.34 × 5.40 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.68 mm8.34 mm4.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837644674
Side View
Table 63.0%Crown 34.6°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 64.7%

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: Oct 27
Current: $7,900 USD|Low: $1,057 USD|High: $9,100 USD|Avg: $2,948 USD
Retailer 1
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Retailer 23
Yadav Diamonds
October 28, 2026
Retailer 21$1,149 USD
Retailer 2$1,308 USD
Retailer 17$1,340 USD
Retailer 14$1,381 USD
Retailer 15$1,482 USD
Retailer 7$1,617 USD
Retailer 6$1,684 USD
Retailer 20$1,941 USD
Retailer 12$2,075 USD
Retailer 5$2,214 USD
Retailer 9$2,220 USD
Retailer 13$2,987 USD
Retailer 22$3,131 USD
Retailer 11$3,245 USD
Retailer 18$3,409 USD
Retailer 8$3,927 USD
Retailer 19$4,545 USD
Retailer 10$4,862 USD
Retailer 4$4,969 USD
Retailer 16$5,064 USD
Retailer 3$5,080 USD
Retailer 23$7,733 USD
Retailer 1$7,900 USD
Yadav Diamonds$9,100 USD

16 data points across 24 retailers

14 retailers$1,308 USD to $7,900 USD

A
Cheapest Retailer
-
$1,308 USD
£1,030 GBP
Retailer 2
-
$1,340 USD
View
Price last confirmed 5 days ago
Retailer 3
-
$1,684 USD
View
Price last confirmed 30 days ago
B+
Retailer 4
-
$1,941 USD
€1,849 EUR
View
B+
Retailer 5
-
$2,075 USD
View
Retailer 6
-
$2,214 USD
ZAR 35,773 ZAR
View
Price last confirmed 31 days ago
B+
Retailer 7
-
$3,131 USD
View
B
Retailer 8
-
$3,409 USD
View
B
Retailer 9
-
$4,545 USD
View
Retailer 10
-
$4,969 USD
A$7,645 AUD
View
Price last confirmed 30 days ago
Retailer 11
-
$5,080 USD
View
Price last confirmed 28 days ago
B
Retailer 12
-
$7,733 USD
View
B
Retailer 13
-
$7,900 USD
View
Most Expensive
Yadav Diamonds
13279838 · Oct 2
$9,100 USD
View
Price last confirmed 31 days ago
13 more retailers have this diamond
Prices start from $1,308 USDSave up to $6,592 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
$1,308 USD