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Cushion|Lab Grown|IGI

4.11ct I VS1 Cushion Lab Grown Diamond

EX • I/VS1 • IGI LG665402325

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG665402325

Diamond specifications and retailer prices

From $925 USD
As of November 2, 2026
Save $4,795 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,720 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4.11ct lab-grown cushion diamond

This 4.11ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665402325 or 665402325. Listed at 11 retailers as of November 2, 2026, with prices from $925 to $5,720, a $4,795 spread on the same certified stone. Do Amore Diamonds lists it at $5,720. 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

4.11
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665402325
Dimensions9.63 × 8.96 × 5.84 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.63 mm8.96 mm4.11 ctI / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665402325
Side View
Table 65.0%Crown 42.4°Girdle: THN-VTKPavilion 36.8°Culet: NoneDepth 65.2%

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: $5,720 USD|Low: $780 USD|High: $5,720 USD|Avg: $2,135 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3$780 USD
Retailer 7$925 USD
Retailer 5$995 USD
Retailer 9$1,095 USD
Retailer 8$1,219 USD
Retailer 4$1,754 USD
Retailer 6$2,435 USD
Retailer 10$2,560 USD
Retailer 11$2,951 USD
Retailer 2$3,236 USD
Do Amore Diamonds$5,720 USD

22 data points across 11 retailers

11 retailers$925 USD to $5,720 USD

A
Cheapest Retailer
-
$925 USD
A
Retailer 2
-
$995 USD
View
A
Retailer 3
-
$1,095 USD
View
B+
Retailer 4
-
$1,219 USD
View
A
Retailer 5
-
$1,754 USD
ZAR 28,333 ZAR
View
Retailer 6
-
$2,275 USD
View
Price last confirmed 76 days ago
B+
Retailer 7
-
$2,435 USD
View
B
Retailer 8
-
$2,560 USD
£2,016 GBP
View
B
Retailer 9
-
$2,951 USD
View
B+
Retailer 10
-
$3,236 USD
£2,548 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1BC423FDF · Nov 2
$5,720 USD
View
10 more retailers have this diamond
Prices start from $925 USDSave up to $4,795 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
4.11ct Cushion
$925 USD