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Cushion|Lab Grown|IGI

4.05ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG800622847

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG800622847

Diamond specifications and retailer prices

From $1,060 USD
As of October 31, 2026
Save $2,269 USD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,329 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG800622847 or 800622847. Listed at 8 retailers as of October 29, 2026, with prices from $1,060 to $3,329, a $2,269 spread on the same certified stone. MOH London lists it at $3,329. 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
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800622847
Dimensions11.06 × 8.18 × 5.24 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.06 mm8.18 mm4.05 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800622847
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 44.3°Culet: LargeDepth 64.1%

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: $3,329 USD|Low: $919 USD|High: $3,490 USD|Avg: $1,985 USD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9$919 USD
Retailer 2$1,060 USD
Retailer 6$1,297 USD
Retailer 3$1,353 USD
Retailer 4$1,428 USD
Retailer 7$1,449 USD
Retailer 10$2,454 USD
Retailer 5$2,986 USD
Retailer 8$3,049 USD
MOH London$3,329 USD

40 data points across 10 retailers

8 retailers$1,060 USD to $3,329 USD

A
Cheapest Retailer
-
$1,060 USD
A
Retailer 2
-
$1,297 USD
View
A
Retailer 3
-
$1,353 USD
£1,066 GBP
View
A
Retailer 4
-
$1,428 USD
View
A
Retailer 5
-
$1,449 USD
View
B
Retailer 6
-
$2,986 USD
View
Retailer 7
-
$3,049 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
LG800622847 · Oct 29
$3,329 USD
£2,621 GBP
View
7 more retailers have this diamond
Prices start from $1,060 USDSave up to $2,269 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
$1,060 USD