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 $908 NZD
HK$4,000 HKD
As of October 30, 2026
Save $3,616 NZD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,524 NZD at Brilliant Earth · As of October 31, 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 30, 2026, with prices from $908 to $4,524, a $3,616 spread on the same certified stone. Brilliant Earth lists it at $4,524. 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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,524 NZD|Low: $740 NZD|High: $4,524 NZD|Avg: $2,087 NZD|+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$740 NZD
Retailer 13$908 NZD
Retailer 2$940 NZD
Retailer 14$1,242 NZD
Retailer 12$1,274 NZD
Retailer 4$1,311 NZD
Retailer 5$1,379 NZD
Retailer 10$1,471 NZD
Retailer 6$1,822 NZD
Retailer 9$2,652 NZD
Retailer 8$3,114 NZD
Retailer 15$3,227 NZD
Retailer 3$3,451 NZD
Retailer 11$3,563 NZD
Brilliant Earth$4,524 NZD

16 data points across 15 retailers

14 retailers$908 NZD to $4,524 NZD

A
Cheapest Retailer
-
$908 NZD
HK$4,000 HKD
Retailer 2
-
$940 NZD
£417 GBP
View
Price last confirmed 9 days ago
Retailer 3
-
$1,242 NZD
$700 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$1,274 NZD
€684 EUR
View
Price last confirmed 9 days ago
Retailer 5
-
$1,311 NZD
$739 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$1,379 NZD
$777 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$1,471 NZD
£653 GBP
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,822 NZD
$1,027 USD
View
Retailer 9
-
$2,652 NZD
SGD 2,020 SGD
View
Price last confirmed 9 days ago
Retailer 10
-
$3,114 NZD
$1,755 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$3,227 NZD
£1,432 GBP
View
Price last confirmed 11 days ago
Retailer 12
-
$3,451 NZD
$1,945 USD
View
Price last confirmed 11 days ago
Retailer 13
-
$3,563 NZD
$2,008 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21808114A · Oct 31
$4,524 NZD
$2,550 USD
View
13 more retailers have this diamond
Prices start from $908 NZDSave up to $3,616 NZD

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
$908 NZD