Cushion|Lab Grown|IGI

3.05ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG839647923

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

Certificate IGI LG839647923

Diamond specifications and retailer prices

From $729 AUD
HK$4,000 HKD
As of October 30, 2026
Save $2,901 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,630 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct 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 LG839647923 or 839647923. Listed at 14 retailers as of October 29, 2026, with prices from $729 to $3,630, a $2,901 spread on the same certified stone. Brilliant Earth lists it at $3,630. 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

3.05
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839647923
Dimensions8.42 × 8.04 × 5.30 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.42 mm8.04 mm3.05 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839647923
Side View
Table 59.0%Crown 35°Girdle: MED-THKPavilion 33°Culet: NoneDepth 65.9%

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: $3,630 AUD|Low: $594 AUD|High: $3,630 AUD|Avg: $1,674 AUD|+1.6%
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 24, 2026
Retailer 7$594 AUD
Retailer 13$729 AUD
Retailer 2$754 AUD
Retailer 14$997 AUD
Retailer 12$1,022 AUD
Retailer 4$1,052 AUD
Retailer 5$1,106 AUD
Retailer 10$1,180 AUD
Retailer 6$1,462 AUD
Retailer 9$2,128 AUD
Retailer 8$2,498 AUD
Retailer 15$2,589 AUD
Retailer 3$2,769 AUD
Retailer 11$2,859 AUD
Brilliant Earth$3,630 AUD

16 data points across 15 retailers

14 retailers$729 AUD to $3,630 AUD

A
Cheapest Retailer
-
$729 AUD
HK$4,000 HKD
Retailer 2
-
$754 AUD
£417 GBP
View
Price last confirmed 7 days ago
Retailer 3
-
$997 AUD
$700 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$1,022 AUD
€684 EUR
View
Price last confirmed 8 days ago
Retailer 5
-
$1,052 AUD
$739 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,106 AUD
$777 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$1,180 AUD
£653 GBP
View
Price last confirmed 7 days ago
A
Retailer 8
-
$1,462 AUD
$1,027 USD
View
Retailer 9
-
$2,128 AUD
SGD 2,020 SGD
View
Price last confirmed 7 days ago
Retailer 10
-
$2,498 AUD
$1,755 USD
View
Price last confirmed 7 days ago
Retailer 11
-
$2,589 AUD
£1,432 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
$2,769 AUD
$1,945 USD
View
Price last confirmed 10 days ago
Retailer 13
-
$2,859 AUD
$2,008 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
21808114A · Oct 29
$3,630 AUD
$2,550 USD
View
13 more retailers have this diamond
Prices start from $729 AUDSave up to $2,901 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
3.05ct Cushion
$729 AUD