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Cushion|Lab Grown|IGI

1.04ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG816612990

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816612990

Diamond specifications and retailer prices

From HK$2,919 HKD
$372 USD
As of October 25, 2026
Save HK$10,733 HKD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$13,652 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816612990 or 816612990. Listed at 12 retailers as of October 25, 2026, with prices from HK$2,919 to HK$13,652, a HK$10,733 spread on the same certified stone. Brilliant Earth lists it at HK$13,652. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816612990
Dimensions7.33 × 5.15 × 3.49 mm
L/W Ratio1.42
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
7.33 mm5.15 mm1.04 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816612990
Side View
Table 58.0%Crown 34.3°Girdle: MED-VTKPavilion 33.7°Culet: NoneDepth 67.8%

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 25
Current: HK$13,652 HKD|Low: HK$2,919 HKD|High: HK$17,261 HKD|Avg: HK$8,720 HKD|-20.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 7HK$2,919 HKD
Retailer 5HK$4,704 HKD
Retailer 11HK$4,770 HKD
Retailer 9HK$4,904 HKD
Retailer 6HK$5,009 HKD
Retailer 2HK$5,130 HKD
Retailer 12HK$7,508 HKD
Retailer 3HK$7,983 HKD
Retailer 10HK$9,745 HKD
Retailer 4HK$10,474 HKD
Retailer 8HK$11,698 HKD
Brilliant EarthHK$13,652 HKD

43 data points across 12 retailers

12 retailersHK$2,919 HKD to HK$13,652 HKD

A
Cheapest Retailer
-
HK$2,919 HKD
$372 USD
A
Retailer 2
-
HK$4,704 HKD
€571 EUR
View
A
Retailer 3
-
HK$4,770 HKD
$608 USD
View
A
Retailer 4
-
HK$4,904 HKD
$625 USD
View
A
Retailer 5
-
HK$5,009 HKD
ZAR 10,314 ZAR
View
A
Retailer 6
-
HK$5,130 HKD
£515 GBP
View
B+
Retailer 7
-
HK$7,508 HKD
$957 USD
View
B+
Retailer 8
-
HK$7,983 HKD
SGD 1,375 SGD
View
B+
Retailer 9
-
HK$9,745 HKD
$1,242 USD
View
Retailer 10
-
HK$10,474 HKD
$1,335 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
HK$11,698 HKD
£1,174 GBP
View
Most Expensive
B
Brilliant Earth
21422289A · Oct 30
HK$13,652 HKD
$1,740 USD
View
11 more retailers have this diamond
Prices start from HK$2,919 HKDSave up to HK$10,733 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
1.04ct Cushion
HK$2,919 HKD