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Cushion|Lab Grown|IGI

4.30ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780662187

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG780662187

Diamond specifications and retailer prices

From HK$32,795 HKD
$4,180 USD
As of October 29, 2026
Save HK$94,904 HKD (74%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$127,699 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 4.3ct lab-grown cushion diamond

This 4.3ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662187 or 780662187. Listed at 10 retailers as of October 29, 2026, with prices from HK$32,795 to HK$127,699, a HK$94,904 spread on the same certified stone. MOH London lists it at HK$127,699. 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

4.30
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662187
Dimensions11.06 × 8.64 × 5.74 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizeLarge
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
11.06 mm8.64 mm4.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662187
Side View
Table 56.0%Crown 37.2°Girdle: STK-THKPavilion 40.7°Culet: LargeDepth 66.4%

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$127,699 HKD|Low: HK$32,795 HKD|High: HK$281,589 HKD|Avg: HK$114,213 HKD|-4.0%
MOH London
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
October 31, 2026
Retailer 11HK$32,795 HKD
Retailer 9HK$34,372 HKD
Retailer 8HK$49,506 HKD
Retailer 15HK$49,710 HKD
Retailer 3HK$55,971 HKD
Retailer 13HK$67,959 HKD
Retailer 2HK$67,983 HKD
Retailer 12HK$72,741 HKD
Retailer 14HK$76,802 HKD
Retailer 6HK$96,863 HKD
Retailer 10HK$104,491 HKD
MOH LondonHK$127,699 HKD
Retailer 4HK$182,648 HKD
Retailer 7HK$236,247 HKD
Retailer 5HK$281,589 HKD

31 data points across 15 retailers

10 retailersHK$32,795 HKD to HK$127,699 HKD

A
Cheapest Retailer
-
HK$32,795 HKD
$4,180 USD
A
Retailer 2
-
HK$34,372 HKD
$4,381 USD
View
A
Retailer 3
-
HK$49,506 HKD
$6,310 USD
View
A
Retailer 4
-
HK$49,710 HKD
$6,336 USD
View
Final sale: no returns
A
Retailer 5
-
HK$67,959 HKD
$8,662 USD
View
B+
Retailer 6
-
HK$67,983 HKD
$8,665 USD
View
B+
Retailer 7
-
HK$72,741 HKD
€8,830 EUR
View
B+
Retailer 8
-
HK$76,802 HKD
$9,789 USD
View
B+
Retailer 9
-
HK$104,491 HKD
$13,318 USD
View
Most Expensive
B+
MOH London
LG780662187 · Oct 29
HK$127,699 HKD
£12,816 GBP
View
9 more retailers have this diamond
Prices start from HK$32,795 HKDSave up to HK$94,904 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
4.30ct Cushion
HK$32,795 HKD