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Cushion|Lab Grown|IGI

4.01ct J VS2 Cushion Lab Grown Diamond

ID • J/VS2 • IGI LG830646770

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG830646770

Diamond specifications and retailer prices

From HK$15,973 HKD
As of November 6, 2026
Save HK$17,023 HKD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$46,861 HKD at Michael Trio · As of November 6, 2026
View at Michael Trio

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830646770 or 830646770. Listed at 8 retailers as of November 6, 2026, with a 107% 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

4.01
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830646770
Dimensions11.69 × 8.10 × 5.16 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.69 mm8.10 mm4.01 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830646770
Side View
Table 47.0%Crown 37.6°Girdle: STK-VTKPavilion 35.8°Culet: LargeDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$46,861 HKD|Low: HK$12,885 HKD|High: HK$46,861 HKD|Avg: HK$22,964 HKD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2HK$15,973 HKD
Retailer 8HK$16,145 HKD
Retailer 5HK$16,694 HKD
Retailer 7HK$16,764 HKD
Retailer 3HK$21,953 HKD
Retailer 4HK$27,321 HKD
Retailer 6HK$32,995 HKD
Michael TrioHK$46,861 HKD

28 data points across 8 retailers

8 retailersHK$15,973 HKD to HK$32,995 HKD

B+
Cheapest Retailer
-
HK$15,973 HKD
B+
Retailer 2
-
HK$16,145 HKD
View
B+
Retailer 3
-
HK$16,694 HKD
View
Retailer 4
-
HK$16,764 HKD
View
Price last confirmed 25 days ago
B
Retailer 5
-
HK$21,953 HKD
View
B
Retailer 6
-
HK$27,321 HKD
View
B
Retailer 7
-
HK$32,995 HKD
View
Most Expensive
Michael Trio
3519103180 · Nov 6
HK$46,861 HKD
SGD 8,080 SGD
View
Price under review
7 more retailers have this diamond
Prices start from HK$15,973 HKDSave up to HK$17,023 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.

B+
4.01ct Cushion
HK$15,973 HKD