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Cushion|Lab Grown|IGI

3.05ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG780604982

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

Certificate IGI LG780604982

Diamond specifications and retailer prices

From HK$4,213 HKD
$537 USD
As of October 25, 2026
Save HK$33,917 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$38,130 HKD at Brilliant Earth · As of October 30, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780604982 or 780604982. Listed at 13 retailers as of October 25, 2026, with prices from HK$4,213 to HK$38,130, a HK$33,917 spread on the same certified stone. Brilliant Earth lists it at HK$38,130. 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
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780604982
Dimensions8.38 × 8.29 × 5.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm8.29 mm3.05 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780604982
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 68.6%

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 25
Current: HK$38,130 HKD|Low: HK$4,213 HKD|High: HK$45,427 HKD|Avg: HK$12,883 HKD|-16.1%
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
October 30, 2026
Retailer 12HK$4,213 HKD
Retailer 11HK$5,540 HKD
Retailer 9HK$6,355 HKD
Retailer 14HK$6,637 HKD
Retailer 7HK$6,912 HKD
Retailer 2HK$6,955 HKD
Retailer 3HK$7,163 HKD
Retailer 4HK$9,854 HKD
Retailer 6HK$11,359 HKD
Retailer 5HK$13,797 HKD
Retailer 8HK$15,564 HKD
Retailer 13HK$15,770 HKD
Retailer 10HK$19,379 HKD
Brilliant EarthHK$38,130 HKD

35 data points across 14 retailers

13 retailersHK$4,213 HKD to HK$38,130 HKD

A
Cheapest Retailer
-
HK$4,213 HKD
$537 USD
Retailer 2
-
HK$5,540 HKD
£556 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$6,355 HKD
$810 USD
View
B+
Retailer 4
-
HK$6,637 HKD
$846 USD
View
A
Retailer 5
-
HK$6,912 HKD
€839 EUR
View
A
Retailer 6
-
HK$6,955 HKD
£698 GBP
View
A
Retailer 7
-
HK$7,163 HKD
$913 USD
View
A
Retailer 8
-
HK$9,854 HKD
$1,256 USD
View
Retailer 9
-
HK$13,797 HKD
$1,759 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
HK$15,564 HKD
£1,562 GBP
View
B+
Retailer 11
-
HK$15,770 HKD
$2,010 USD
View
Retailer 12
-
HK$19,379 HKD
$2,470 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
17991407A · Oct 30
HK$38,130 HKD
$4,860 USD
View
12 more retailers have this diamond
Prices start from HK$4,213 HKDSave up to HK$33,917 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$4,213 HKD