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Cushion|Lab Grown|IGI

4.03ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG787623074

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787623074

Diamond specifications and retailer prices

From HK$34,537 HKD
$4,402 USD
As of October 30, 2026
Save HK$109,283 HKD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$143,820 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.03ct lab-grown cushion diamond

This 4.03ct 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 LG787623074 or 787623074. Listed at 14 retailers as of October 30, 2026, with prices from HK$34,537 to HK$143,820, a HK$109,283 spread on the same certified stone. With Clarity lists it at HK$143,820. 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

4.03
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623074
Dimensions10.49 × 8.53 × 5.60 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
10.49 mm8.53 mm4.03 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623074
Side View
Table 60.0%Crown 38.6°Girdle: STK-THKPavilion 35.7°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 30
Current: HK$59,231 HKD|Low: HK$34,537 HKD|High: HK$174,637 HKD|Avg: HK$77,319 HKD|-20.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 31, 2026
Retailer 11HK$34,537 HKD
Retailer 3HK$45,392 HKD
Retailer 13HK$47,404 HKD
Retailer 6HK$47,748 HKD
Retailer 2HK$55,720 HKD
Retailer 1HK$59,231 HKD
Retailer 10HK$61,314 HKD
Retailer 4HK$68,352 HKD
Retailer 8HK$77,394 HKD
Retailer 9HK$78,307 HKD
Retailer 7HK$86,538 HKD
Retailer 12HK$97,384 HKD
Retailer 5HK$129,022 HKD
With ClarityHK$143,820 HKD

40 data points across 14 retailers

14 retailersHK$34,537 HKD to HK$143,820 HKD

A
Cheapest Retailer
-
HK$34,537 HKD
$4,402 USD
A
Retailer 2
-
HK$45,392 HKD
View
A
Retailer 3
-
HK$47,404 HKD
$6,042 USD
View
A
Retailer 4
-
HK$47,748 HKD
£4,792 GBP
View
A
Retailer 5
-
HK$55,720 HKD
$7,102 USD
View
A
Retailer 6
-
HK$59,231 HKD
€7,190 EUR
View
Retailer 7
-
HK$61,314 HKD
$7,815 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
HK$68,352 HKD
$8,712 USD
View
B+
Retailer 9
-
HK$77,394 HKD
ZAR 159,361 ZAR
View
B+
Retailer 10
-
HK$78,307 HKD
£7,859 GBP
View
B+
Retailer 11
-
HK$86,538 HKD
$11,030 USD
View
B+
Retailer 12
-
HK$97,384 HKD
$12,412 USD
View
B
Retailer 13
-
HK$129,022 HKD
$16,445 USD
View
Most Expensive
B
With Clarity
787623074 · Oct 31
HK$143,820 HKD
$18,331 USD
View
13 more retailers have this diamond
Prices start from HK$34,537 HKDSave up to HK$109,283 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
4.03ct Cushion
HK$34,537 HKD