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 HK$4,017 HKD
As of October 30, 2026
Save HK$15,990 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$20,007 HKD 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 HK$4,017 to HK$20,007, a HK$15,990 spread on the same certified stone. Brilliant Earth lists it at HK$20,007. 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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$20,007 HKD|Low: HK$3,272 HKD|High: HK$20,007 HKD|Avg: HK$9,227 HKD|+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 7HK$3,272 HKD
Retailer 13HK$4,017 HKD
Retailer 2HK$4,158 HKD
Retailer 14HK$5,492 HKD
Retailer 12HK$5,635 HKD
Retailer 4HK$5,798 HKD
Retailer 5HK$6,096 HKD
Retailer 10HK$6,505 HKD
Retailer 6HK$8,058 HKD
Retailer 9HK$11,728 HKD
Retailer 8HK$13,769 HKD
Retailer 15HK$14,269 HKD
Retailer 3HK$15,260 HKD
Retailer 11HK$15,754 HKD
Brilliant EarthHK$20,007 HKD

16 data points across 15 retailers

14 retailersHK$4,017 HKD to HK$20,007 HKD

A
Cheapest Retailer
-
HK$4,017 HKD
Retailer 2
-
HK$4,158 HKD
£417 GBP
View
Price last confirmed 7 days ago
Retailer 3
-
HK$5,492 HKD
$700 USD
View
Price last confirmed 8 days ago
Retailer 4
-
HK$5,635 HKD
€684 EUR
View
Price last confirmed 8 days ago
Retailer 5
-
HK$5,798 HKD
$739 USD
View
Price last confirmed 8 days ago
Retailer 6
-
HK$6,096 HKD
$777 USD
View
Price last confirmed 8 days ago
Retailer 7
-
HK$6,505 HKD
£653 GBP
View
Price last confirmed 7 days ago
A
Retailer 8
-
HK$8,058 HKD
$1,027 USD
View
Retailer 9
-
HK$11,728 HKD
SGD 2,020 SGD
View
Price last confirmed 7 days ago
Retailer 10
-
HK$13,769 HKD
$1,755 USD
View
Price last confirmed 7 days ago
Retailer 11
-
HK$14,269 HKD
£1,432 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
HK$15,260 HKD
$1,945 USD
View
Price last confirmed 10 days ago
Retailer 13
-
HK$15,754 HKD
$2,008 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21808114A · Oct 29
HK$20,007 HKD
$2,550 USD
View
13 more retailers have this diamond
Prices start from HK$4,017 HKDSave up to HK$15,990 HKD

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
HK$4,017 HKD