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 $512 USD
HK$4,000 HKD
As of October 30, 2026
Save $2,038 USD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,550 USD 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 $512 to $2,550, a $2,038 spread on the same certified stone. Brilliant Earth lists it at $2,550. 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
Color
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: $2,550 USD|Low: $417 USD|High: $2,550 USD|Avg: $1,176 USD|+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$417 USD
Retailer 13$512 USD
Retailer 2$530 USD
Retailer 14$700 USD
Retailer 12$718 USD
Retailer 4$739 USD
Retailer 5$777 USD
Retailer 10$829 USD
Retailer 6$1,027 USD
Retailer 9$1,495 USD
Retailer 8$1,755 USD
Retailer 15$1,819 USD
Retailer 3$1,945 USD
Retailer 11$2,008 USD
Brilliant Earth$2,550 USD

16 data points across 15 retailers

14 retailers$512 USD to $2,550 USD

A
Cheapest Retailer
-
$512 USD
HK$4,000 HKD
A
Retailer 2
-
$530 USD
£417 GBP
View
Retailer 3
-
$700 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$718 USD
€684 EUR
View
Price last confirmed 7 days ago
Retailer 5
-
$739 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$777 USD
View
A
Retailer 7
-
$829 USD
£653 GBP
View
A
Retailer 8
-
$1,027 USD
View
B+
Retailer 9
-
$1,495 USD
SGD 2,020 SGD
View
B+
Retailer 10
-
$1,755 USD
View
Retailer 11
-
$1,819 USD
£1,432 GBP
View
Price last confirmed 9 days ago
Retailer 12
-
$1,945 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$2,008 USD
View
Most Expensive
B
Brilliant Earth
21808114A · Oct 29
$2,550 USD
View
13 more retailers have this diamond
Prices start from $512 USDSave up to $2,038 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
3.05ct Cushion
$512 USD