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Cushion|Lab Grown|IGI

4.00ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG823627965

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG823627965

Diamond specifications and retailer prices

From $678 USD
HK$5,300 HKD
As of November 3, 2026
Save $2,392 USD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,070 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4ct lab-grown cushion diamond

This 4ct 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 LG823627965 or 823627965. Listed at 16 retailers as of November 2, 2026, with prices from $678 to $3,070, a $2,392 spread on the same certified stone. Brilliant Earth lists it at $3,070. 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

4.00
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823627965
Dimensions10.35 × 7.95 × 5.53 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.35 mm7.95 mm4.00 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823627965
Side View
Table 62.0%Crown 35.2°Girdle: VTK-ETKPavilion 34.4°Culet: NoneDepth 69.6%

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 3
Current: $3,070 USD|Low: $599 USD|High: $5,790 USD|Avg: $1,804 USD|-47.0%
Brilliant Earth
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
October 31, 2026
Retailer 14$601 USD
Retailer 11$678 USD
Retailer 13$770 USD
Retailer 2$902 USD
Retailer 15$975 USD
Retailer 4$984 USD
Retailer 5$1,355 USD
Retailer 10$1,461 USD
Retailer 6$1,844 USD
Retailer 8$1,960 USD
Retailer 12$2,240 USD
Retailer 7$2,351 USD
Retailer 3$2,649 USD
Retailer 9$2,703 USD
Brilliant Earth$3,070 USD

35 data points across 15 retailers

16 retailers$678 USD to $3,070 USD

Retailer 1
-
$601 USD
£474 GBP
Price last confirmed 7 days ago
A
Retailer 2
-
$678 USD
HK$5,300 HKD
View
Retailer 3
-
$770 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$902 USD
€859 EUR
View
Retailer 5
-
$975 USD
£768 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$984 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$1,355 USD
View
B+
Retailer 8
-
$1,461 USD
View
Retailer 9
-
$1,844 USD
£1,452 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,960 USD
SGD 2,648 SGD
View
B+
Retailer 11
-
$2,240 USD
View
B
Retailer 12
-
$2,255 USD
View
Retailer 13
-
$2,351 USD
View
Price last confirmed 8 days ago
Retailer 14
-
$2,649 USD
£2,086 GBP
View
Price last confirmed 7 days ago
B
Retailer 15
-
$2,703 USD
View
Most Expensive
B
Brilliant Earth
20868246A · Nov 2
$3,070 USD
View
15 more retailers have this diamond
Prices start from $678 USDSave up to $2,392 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
4.00ct Cushion
$678 USD