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Cushion|Lab Grown|IGI

3.58ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG668440611

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

Certificate IGI LG668440611

Diamond specifications and retailer prices

From $623 USD
As of October 29, 2026
Save $3,097 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,720 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.58ct lab-grown cushion diamond

This 3.58ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG668440611 or 668440611. Listed at 18 retailers as of October 28, 2026, with prices from $623 to $3,720, a $3,097 spread on the same certified stone. Brilliant Earth lists it at $3,720. 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

3.58
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.3°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668440611
Dimensions9.01 × 8.97 × 6.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.01 mm8.97 mm3.58 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG668440611
Side View
Table 65.0%Crown 32.3°Girdle: MediumPavilion 42.7°Culet: NoneDepth 67.0%

Caratlytics Score

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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 29
Current: $3,720 USD|Low: $659 USD|High: $3,720 USD|Avg: $1,589 USD
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
October 30, 2026
Retailer 3$659 USD
Retailer 2$698 USD
Retailer 5$882 USD
Retailer 8$885 USD
Retailer 4$960 USD
Retailer 7$1,019 USD
Retailer 6$1,109 USD
Retailer 10$1,417 USD
Retailer 12$1,477 USD
Retailer 13$2,443 USD
Retailer 11$2,720 USD
Retailer 9$2,752 USD
Brilliant Earth$3,720 USD

41 data points across 13 retailers

18 retailers$623 USD to $3,720 USD

A
Cheapest Retailer
-
$623 USD
Final sale: no returns
Retailer 2
-
$659 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$698 USD
£550 GBP
View
B+
Retailer 4
-
$882 USD
View
A
Retailer 5
-
$885 USD
View
A
Retailer 6
-
$960 USD
View
A
Retailer 7
-
$1,019 USD
£802 GBP
View
A
Retailer 8
-
$1,109 USD
€1,056 EUR
View
A
Retailer 9
-
$1,365 USD
View
A
Retailer 10
-
$1,417 USD
ZAR 22,892 ZAR
View
A
Retailer 11
-
$1,477 USD
View
B+
Retailer 12
-
$1,920 USD
£1,512 GBP
View
B+
Retailer 13
-
$2,140 USD
View
B+
Retailer 14
-
$2,443 USD
View
Retailer 15
-
$2,720 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$2,752 USD
£2,167 GBP
View
B
Retailer 17
-
$3,720 USD
View
Most Expensive
B
Brilliant Earth
14710183A · Oct 28
$3,720 USD
View
17 more retailers have this diamond
Prices start from $623 USDSave up to $3,097 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
3.58ct Cushion
$623 USD