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Cushion|Lab Grown|IGI

6.38ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG840632384

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840632384

Diamond specifications and retailer prices

From HK$71,948 HKD
As of November 1, 2026
Save HK$140,613 HKD (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$212,560 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.38ct lab-grown cushion diamond

This 6.38ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632384 or 840632384. Listed at 7 retailers as of October 31, 2026, with prices from HK$71,948 to HK$212,560, a HK$140,613 spread on the same certified stone. Taylor and Hart lists it at HK$212,560. 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

6.38
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632384
Dimensions13.13 × 9.47 × 6.17 mm
L/W Ratio1.39
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
13.13 mm9.47 mm6.38 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632384
Side View
Table 59.0%Crown 33.7°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$77,307 HKD|Low: HK$71,948 HKD|High: HK$212,560 HKD|Avg: HK$126,928 HKD|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 4, 2026
Retailer 5HK$71,948 HKD
Retailer 1HK$77,307 HKD
Retailer 2HK$111,688 HKD
Retailer 3HK$124,124 HKD
Retailer 4HK$130,950 HKD
Retailer 6HK$159,023 HKD
Taylor and HartHK$212,560 HKD

24 data points across 7 retailers

7 retailersHK$71,948 HKD to HK$212,560 HKD

A
Cheapest Retailer
-
HK$71,948 HKD
A
Retailer 2
-
HK$77,307 HKD
View
A
Retailer 3
-
HK$111,688 HKD
View
A
Retailer 4
-
HK$124,124 HKD
View
A
Retailer 5
-
HK$130,950 HKD
View
B+
Retailer 6
-
HK$159,023 HKD
View
Most Expensive
B+
Taylor and Hart
PB76BZQ · Oct 31
HK$212,560 HKD
$27,092 USD
View
6 more retailers have this diamond
Prices start from HK$71,948 HKDSave up to HK$140,613 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
6.38ct Cushion
HK$71,948 HKD