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Cushion|Lab Grown|IGI

1.55ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG795681496

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

Certificate IGI LG795681496

Diamond specifications and retailer prices

From HK$6,590 HKD
$840 USD
As of October 30, 2026
Save HK$18,987 HKD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$25,577 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG795681496 or 795681496. Listed at 6 retailers as of October 30, 2026, with prices from HK$6,590 to HK$25,577, a HK$18,987 spread on the same certified stone. Brilliant Earth lists it at HK$25,577. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795681496
Dimensions6.61 × 6.59 × 4.27 mm
L/W Ratio1.00
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
6.61 mm6.59 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795681496
Side View
Table 60.0%Crown 34.4°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 64.8%

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$25,577 HKD|Low: HK$6,590 HKD|High: HK$32,010 HKD|Avg: HK$15,923 HKD|-20.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4HK$6,590 HKD
Retailer 5HK$7,406 HKD
Retailer 6HK$10,133 HKD
Retailer 2HK$11,259 HKD
Retailer 3HK$19,938 HKD
Brilliant EarthHK$25,577 HKD

30 data points across 6 retailers

6 retailersHK$6,590 HKD to HK$25,577 HKD

A
Cheapest Retailer
-
HK$6,590 HKD
$840 USD
A
Retailer 2
-
HK$7,406 HKD
$944 USD
View
A
Retailer 3
-
HK$10,133 HKD
€1,230 EUR
View
A
Retailer 4
-
HK$11,259 HKD
$1,435 USD
View
B+
Retailer 5
-
HK$19,938 HKD
£2,001 GBP
View
Most Expensive
B
Brilliant Earth
20472137A · Oct 30
HK$25,577 HKD
$3,260 USD
View
5 more retailers have this diamond
Prices start from HK$6,590 HKDSave up to HK$18,987 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
1.55ct Cushion
HK$6,590 HKD