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Cushion|Lab Grown|IGI

4.05ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG818652405

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818652405

Diamond specifications and retailer prices

From $757 USD
£596 GBP
As of November 2, 2026
Save $5,123 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,880 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818652405 or 818652405. Listed at 15 retailers as of November 2, 2026, with prices from $757 to $5,880, a $5,123 spread on the same certified stone. Do Amore Diamonds lists it at $5,880. 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

4.05
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818652405
Dimensions11.11 × 8.33 × 5.50 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.11 mm8.33 mm4.05 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818652405
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 66.0%

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: $5,880 USD|Low: $756 USD|High: $5,880 USD|Avg: $2,632 USD
Do Amore Diamonds
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
November 2, 2026
Retailer 2$757 USD
Retailer 10$945 USD
Retailer 4$1,253 USD
Retailer 9$1,322 USD
Retailer 5$1,329 USD
Retailer 8$1,349 USD
Retailer 12$1,805 USD
Retailer 11$1,817 USD
Retailer 14$2,620 USD
Retailer 7$3,035 USD
Retailer 6$3,059 USD
Retailer 3$3,215 USD
Retailer 13$3,334 USD
Retailer 15$5,640 USD
Do Amore Diamonds$5,880 USD

28 data points across 15 retailers

15 retailers$757 USD to $5,880 USD

A
Cheapest Retailer
-
$757 USD
£596 GBP
A
Retailer 2
-
$945 USD
View
A
Retailer 3
-
$1,253 USD
View
A
Retailer 4
-
$1,322 USD
€1,259 EUR
View
A
Retailer 5
-
$1,329 USD
View
A
Retailer 6
-
$1,349 USD
£1,063 GBP
View
A
Retailer 7
-
$1,805 USD
ZAR 29,155 ZAR
View
A
Retailer 8
-
$1,817 USD
A$2,795 AUD
View
B+
Retailer 9
-
$2,620 USD
View
B+
Retailer 10
-
$3,035 USD
View
B+
Retailer 11
-
$3,059 USD
SGD 4,134 SGD
View
Retailer 12
-
$3,215 USD
View
Price last confirmed 25 days ago
B
Retailer 13
-
$3,334 USD
£2,625 GBP
View
B
Retailer 14
-
$5,640 USD
View
Most Expensive
B
Do Amore Diamonds
27-E16478EA2 · Nov 2
$5,880 USD
View
14 more retailers have this diamond
Prices start from $757 USDSave up to $5,123 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
4.05ct Cushion
$757 USD