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Cushion|Lab Grown|IGI

3.01ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG578311056

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG578311056

Diamond specifications and retailer prices

From $957 AUD
$672 USD
As of October 31, 2026
Save $5,763 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,719 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578311056 or 578311056. Listed at 16 retailers as of October 29, 2026, with prices from $957 to $6,719, a $5,763 spread on the same certified stone. Brilliant Earth lists it at $6,719. 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

3.01
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578311056
Dimensions9.25 × 7.72 × 4.92 mm
L/W Ratio1.20
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
9.25 mm7.72 mm3.01 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578311056
Side View
Table 61.0%Crown 32.6°Girdle: MED-STKPavilion 31.6°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $6,719 AUD|Low: $843 AUD|High: $6,919 AUD|Avg: $2,396 AUD
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 5$957 AUD
Retailer 14$1,061 AUD
Retailer 9$1,183 AUD
Retailer 12$1,224 AUD
Retailer 4$1,444 AUD
Retailer 15$1,552 AUD
Retailer 13$1,626 AUD
Retailer 2$1,659 AUD
Retailer 8$2,239 AUD
Retailer 11$2,302 AUD
Retailer 3$3,081 AUD
Retailer 7$3,428 AUD
Retailer 6$3,518 AUD
Retailer 10$4,627 AUD
Brilliant Earth$6,719 AUD

43 data points across 15 retailers

16 retailers$957 AUD to $6,719 AUD

A
Cheapest Retailer
-
$957 AUD
$672 USD
Final sale: no returns
Retailer 2
-
$1,061 AUD
$745 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,183 AUD
£655 GBP
View
A
Retailer 4
-
$1,224 AUD
$860 USD
View
A
Retailer 5
-
$1,444 AUD
$1,014 USD
View
A
Retailer 6
-
$1,552 AUD
$1,090 USD
View
A
Retailer 7
-
$1,626 AUD
$1,142 USD
View
A
Retailer 8
-
$1,659 AUD
£917 GBP
View
B+
Retailer 9
-
$2,239 AUD
View
B+
Retailer 10
-
$2,302 AUD
ZAR 26,125 ZAR
View
B+
Retailer 11
-
$3,081 AUD
£1,704 GBP
View
B+
Retailer 12
-
$3,408 AUD
HK$18,700 HKD
View
B+
Retailer 13
-
$3,428 AUD
$2,408 USD
View
B
Retailer 14
-
$3,518 AUD
$2,472 USD
View
B
Retailer 15
-
$4,627 AUD
£2,559 GBP
View
Most Expensive
B
Brilliant Earth
17969422A · Oct 29
$6,719 AUD
$4,720 USD
View
15 more retailers have this diamond
Prices start from $957 AUDSave up to $5,763 AUD

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
3.01ct Cushion
$957 AUD