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Cushion|Lab Grown|IGI

4.01ct H VS2 Cushion Lab Grown Diamond

EX • H/VS2 • IGI LG818627939

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818627939

Diamond specifications and retailer prices

From HK$3,617 HKD
$461 USD
As of November 1, 2026
Save HK$17,489 HKD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$21,106 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818627939 or 818627939. Listed at 3 retailers as of November 1, 2026, with prices from HK$3,617 to HK$21,106, a HK$17,489 spread on the same certified stone. Brilliant Earth lists it at HK$21,106. 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
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818627939
Dimensions11.21 × 8.23 × 5.50 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm8.23 mm4.01 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818627939
Side View
Table 61.0%Crown 36.4°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: HK$21,106 HKD|Low: HK$3,617 HKD|High: HK$21,106 HKD|Avg: HK$11,145 HKD
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3HK$3,617 HKD
Retailer 2HK$6,899 HKD
Brilliant EarthHK$21,106 HKD

38 data points across 3 retailers

3 retailersHK$3,617 HKD to HK$21,106 HKD

A
Cheapest Retailer
-
HK$3,617 HKD
$461 USD
Final sale: no returns
A
Retailer 2
-
HK$6,899 HKD
£692 GBP
View
Most Expensive
B
Brilliant Earth
21228173A · Nov 2
HK$21,106 HKD
$2,690 USD
View
2 more retailers have this diamond
Prices start from HK$3,617 HKDSave up to HK$17,489 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
4.01ct Cushion
HK$3,617 HKD