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Cushion|Lab Grown|IGI

7.30ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG754507846

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754507846

Diamond specifications and retailer prices

From HK$153,468 HKD
As of November 1, 2026
Save HK$383,672 HKD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$537,140 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 7.3ct lab-grown cushion diamond

This 7.3ct 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 LG754507846 or 754507846. Listed at 19 retailers as of October 31, 2026, with prices from HK$153,468 to HK$537,140, a HK$383,672 spread on the same certified stone. Taylor and Hart lists it at HK$537,140. 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

7.30
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754507846
Dimensions10.58 × 10.58 × 6.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
10.58 mm10.58 mm7.30 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754507846
Side View
Table 61.0%Crown 35.7°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 66.0%

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: Nov 1
Current: HK$413,853 HKD|Low: HK$153,468 HKD|High: HK$906,770 HKD|Avg: HK$374,617 HKD|+2.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 4, 2026
Retailer 16HK$153,468 HKD
Retailer 5HK$182,341 HKD
Retailer 8HK$186,696 HKD
Retailer 17HK$217,067 HKD
Retailer 2HK$234,831 HKD
Retailer 14HK$246,804 HKD
Retailer 15HK$262,896 HKD
Retailer 13HK$333,282 HKD
Retailer 12HK$346,338 HKD
Retailer 6HK$347,476 HKD
Retailer 3HK$395,211 HKD
Retailer 1HK$413,853 HKD
Retailer 10HK$439,423 HKD
Retailer 11HK$452,903 HKD
Retailer 9HK$604,628 HKD
Retailer 7HK$680,437 HKD
Retailer 4HK$906,770 HKD

36 data points across 17 retailers

19 retailersHK$153,468 HKD to HK$537,140 HKD

A
Cheapest Retailer
-
HK$153,468 HKD
B+
Retailer 2
-
HK$182,341 HKD
View
B+
Retailer 3
-
HK$186,696 HKD
View
B+
Retailer 4
-
HK$217,067 HKD
View
B+
Retailer 5
-
HK$234,831 HKD
View
B+
Retailer 6
-
HK$246,804 HKD
View
B
Retailer 7
-
HK$262,896 HKD
View
Final sale: no returns
B
Retailer 8
-
HK$333,282 HKD
View
B
Retailer 9
-
HK$346,338 HKD
View
B
Retailer 10
-
HK$347,476 HKD
View
B
Retailer 11
-
HK$395,211 HKD
View
B
Retailer 12
-
HK$413,853 HKD
View
B
Retailer 13
-
HK$439,423 HKD
View
B
Retailer 14
-
HK$452,903 HKD
View
Most Expensive
B
Taylor and Hart
YFWIOHW · Oct 31
HK$537,140 HKD
$68,460 USD
View
14 more retailers have this diamond
Prices start from HK$153,468 HKDSave up to HK$383,672 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
7.30ct Cushion
HK$153,468 HKD