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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG799647275

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799647275

Diamond specifications and retailer prices

From HK$4,441 HKD
$566 USD
As of October 29, 2026
Save HK$30,708 HKD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$47,153 HKD at Brilliant Earth · As of October 22, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG799647275 or 799647275. Listed at 19 retailers as of October 29, 2026, with a 692% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799647275
Dimensions10.02 × 7.61 × 5.08 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.02 mm7.61 mm3.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799647275
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$47,153 HKD|Low: HK$4,441 HKD|High: HK$47,153 HKD|Avg: HK$14,622 HKD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 8HK$4,441 HKD
Retailer 11HK$5,076 HKD
Retailer 17HK$5,688 HKD
Retailer 2HK$6,206 HKD
Retailer 3HK$7,634 HKD
Retailer 19HK$7,728 HKD
Retailer 18HK$7,971 HKD
Retailer 14HK$8,164 HKD
Retailer 13HK$8,459 HKD
Retailer 12HK$11,454 HKD
Retailer 16HK$11,779 HKD
Retailer 7HK$15,783 HKD
Retailer 4HK$18,218 HKD
Retailer 9HK$18,503 HKD
Retailer 6HK$18,753 HKD
Retailer 10HK$20,477 HKD
Retailer 15HK$23,675 HKD
Retailer 5HK$35,149 HKD
Brilliant EarthHK$47,153 HKD

42 data points across 19 retailers

19 retailersHK$4,441 HKD to HK$35,149 HKD

A
Cheapest Retailer
-
HK$4,441 HKD
$566 USD
Final sale: no returns
Retailer 2
-
HK$5,076 HKD
$647 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
HK$5,688 HKD
$725 USD
View
A
Retailer 4
-
HK$6,206 HKD
£623 GBP
View
A
Retailer 5
-
HK$7,634 HKD
$973 USD
View
A
Retailer 6
-
HK$7,728 HKD
$985 USD
View
A
Retailer 7
-
HK$7,971 HKD
$1,016 USD
View
A
Retailer 8
-
HK$8,164 HKD
€991 EUR
View
A
Retailer 9
-
HK$8,459 HKD
£849 GBP
View
A
Retailer 10
-
HK$11,454 HKD
A$2,246 AUD
View
A
Retailer 11
-
HK$11,779 HKD
ZAR 24,254 ZAR
View
B+
Retailer 12
-
HK$15,783 HKD
£1,584 GBP
View
B+
Retailer 13
-
HK$18,218 HKD
$2,322 USD
View
B+
Retailer 14
-
HK$18,503 HKD
$2,358 USD
View
B+
Retailer 15
-
HK$18,753 HKD
SGD 3,230 SGD
View
Retailer 16
-
HK$20,477 HKD
$2,610 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
HK$23,675 HKD
£2,376 GBP
View
B
Retailer 18
-
HK$35,149 HKD
$4,480 USD
View
Most Expensive
Brilliant Earth
21068342Y · Oct 22
HK$47,153 HKD
$6,010 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from HK$4,441 HKDSave up to HK$30,708 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$4,441 HKD