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Cushion|Lab Grown|IGI

4.19ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG615387521

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG615387521

Diamond specifications and retailer prices

From $1,064 USD
As of October 31, 2026
Save $2,266 USD (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,330 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.19ct lab-grown cushion diamond

This 4.19ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615387521 or 615387521. Listed at 5 retailers as of October 29, 2026, with prices from $1,064 to $3,330, a $2,266 spread on the same certified stone. MOH London lists it at $3,330. 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

4.19
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615387521
Dimensions9.07 × 8.70 × 5.93 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.07 mm8.70 mm4.19 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615387521
Side View
Table 63.0%Crown 38.7°Girdle: MED-THKPavilion 33.3°Culet: NoneDepth 68.2%

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: Oct 31
Current: $3,330 USD|Low: $738 USD|High: $3,357 USD|Avg: $1,660 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 6$738 USD
Retailer 7$885 USD
Retailer 2$1,064 USD
Retailer 4$1,149 USD
Retailer 3$1,302 USD
Retailer 5$3,159 USD
MOH London$3,330 USD

12 data points across 7 retailers

5 retailers$1,064 USD to $3,330 USD

A
Cheapest Retailer
-
$1,064 USD
A
Retailer 2
-
$1,149 USD
View
A
Retailer 3
-
$1,302 USD
View
B+
Retailer 4
-
$3,159 USD
View
Most Expensive
B+
MOH London
LG615387521 · Oct 29
$3,330 USD
£2,622 GBP
View
4 more retailers have this diamond
Prices start from $1,064 USDSave up to $2,266 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
4.19ct Cushion
$1,064 USD