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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG811634114

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634114

Diamond specifications and retailer prices

From HK$45,091 HKD
As of October 31, 2026
Save HK$98,015 HKD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$143,106 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634114 or 811634114. Listed at 10 retailers as of October 31, 2026, with prices from HK$45,091 to HK$143,106, a HK$98,015 spread on the same certified stone. With Clarity lists it at HK$143,106. 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
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634114
Dimensions10.52 × 8.56 × 5.62 mm
L/W Ratio1.23
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.52 mm8.56 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634114
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 36°Culet: NoneDepth 65.7%

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 31
Current: HK$47,512 HKD|Low: HK$45,091 HKD|High: HK$173,767 HKD|Avg: HK$81,097 HKD|-18.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
October 31, 2026
Retailer 8HK$45,091 HKD
Retailer 6HK$46,996 HKD
Retailer 1HK$47,512 HKD
Retailer 7HK$55,453 HKD
Retailer 2HK$59,355 HKD
Retailer 4HK$61,157 HKD
Retailer 3HK$77,939 HKD
Retailer 5HK$96,901 HKD
Retailer 9HK$128,380 HKD
With ClarityHK$143,106 HKD

41 data points across 10 retailers

10 retailersHK$45,091 HKD to HK$143,106 HKD

A
Cheapest Retailer
-
HK$45,091 HKD
A
Retailer 2
-
HK$46,996 HKD
$5,990 USD
View
A
Retailer 3
-
HK$47,512 HKD
£4,768 GBP
View
A
Retailer 4
-
HK$55,453 HKD
$7,068 USD
View
A
Retailer 5
-
HK$59,355 HKD
€7,205 EUR
View
Retailer 6
-
HK$61,157 HKD
$7,795 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
HK$77,939 HKD
£7,822 GBP
View
B+
Retailer 8
-
HK$96,901 HKD
$12,351 USD
View
B
Retailer 9
-
HK$128,380 HKD
$16,363 USD
View
Most Expensive
B
With Clarity
811634114 · Oct 31
HK$143,106 HKD
$18,240 USD
View
9 more retailers have this diamond
Prices start from HK$45,091 HKDSave up to HK$98,015 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$45,091 HKD