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Cushion|Lab Grown|IGI

3.00ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG830671900

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

Certificate IGI LG830671900

Diamond specifications and retailer prices

From $1,142 AUD
$802 USD
As of October 30, 2026
Save $5,051 AUD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,193 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3ct lab-grown cushion diamond

This 3ct 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 LG830671900 or 830671900. Listed at 8 retailers as of October 28, 2026, with prices from $1,142 to $6,193, a $5,051 spread on the same certified stone. Brilliant Earth lists it at $6,193. 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

3.00
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830671900
Dimensions8.36 × 8.07 × 4.94 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm8.07 mm3.00 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830671900
Side View
Table 63.0%Crown 36.2°Girdle: THK-VTKPavilion 31.1°Culet: NoneDepth 61.2%

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 30
Current: $6,193 AUD|Low: $968 AUD|High: $6,520 AUD|Avg: $2,304 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$1,142 AUD
Retailer 4$1,144 AUD
Retailer 2$1,186 AUD
Retailer 6$1,513 AUD
Retailer 7$2,367 AUD
Retailer 5$2,831 AUD
Retailer 8$3,414 AUD
Brilliant Earth$6,193 AUD

44 data points across 8 retailers

8 retailers$1,142 AUD to $6,193 AUD

B+
Cheapest Retailer
-
$1,142 AUD
$802 USD
A
Retailer 2
-
$1,144 AUD
€765 EUR
View
A
Retailer 3
-
$1,186 AUD
£656 GBP
View
A
Retailer 4
-
$1,513 AUD
$1,063 USD
View
B+
Retailer 5
-
$2,367 AUD
$1,663 USD
View
B+
Retailer 6
-
$2,831 AUD
£1,566 GBP
View
Retailer 7
-
$3,414 AUD
$2,398 USD
View
Price last confirmed 65 days ago
Most Expensive
B
Brilliant Earth
21215617A · Oct 28
$6,193 AUD
$4,350 USD
View
7 more retailers have this diamond
Prices start from $1,142 AUDSave up to $5,051 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
3.00ct Cushion
$1,142 AUD