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Cushion|Lab Grown|IGI

1.53ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG801626413

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG801626413

Diamond specifications and retailer prices

From HK$5,625 HKD
$717 USD
As of October 30, 2026
Save HK$9,610 HKD (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$23,694 HKD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801626413 or 801626413. Listed at 3 retailers as of October 29, 2026, with a 171% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801626413
Dimensions6.59 × 6.55 × 4.15 mm
L/W Ratio1.01
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
6.59 mm6.55 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801626413
Side View
Table 64.0%Crown 33.6°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 63.4%

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 30
Current: HK$23,694 HKD|Low: HK$5,257 HKD|High: HK$24,479 HKD|Avg: HK$11,061 HKD|-2.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5HK$5,445 HKD
Retailer 3HK$5,625 HKD
Retailer 4HK$6,211 HKD
Retailer 7HK$7,804 HKD
Retailer 6HK$7,818 HKD
Retailer 8HK$13,793 HKD
Retailer 9HK$15,028 HKD
Retailer 2HK$15,235 HKD
Brilliant EarthHK$23,694 HKD

19 data points across 9 retailers

3 retailersHK$5,625 HKD to HK$15,235 HKD

A
Cheapest Retailer
-
HK$5,625 HKD
$717 USD
B+
Retailer 2
-
HK$15,235 HKD
£1,529 GBP
View
Most Expensive
Brilliant Earth
19659915A · Oct 8
HK$23,694 HKD
$3,020 USD
View
Price last confirmed 24 days ago
2 more retailers have this diamond
Prices start from HK$5,625 HKDSave up to HK$9,610 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
1.53ct Cushion
HK$5,625 HKD