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Cushion|Lab Grown|IGI

1.45ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG825660186

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825660186

Diamond specifications and retailer prices

From HK$4,001 HKD
$510 USD
As of October 30, 2026
Save HK$21,733 HKD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$25,734 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825660186 or 825660186. Listed at 15 retailers as of October 29, 2026, with prices from HK$4,001 to HK$25,734, a HK$21,733 spread on the same certified stone. Brilliant Earth lists it at HK$25,734. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660186
Dimensions8.25 × 5.58 × 3.78 mm
L/W Ratio1.48
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
8.25 mm5.58 mm1.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660186
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 67.7%

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$25,734 HKD|Low: HK$4,001 HKD|High: HK$26,597 HKD|Avg: HK$12,227 HKD|-3.2%
Brilliant Earth
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
October 30, 2026
Retailer 14HK$4,001 HKD
Retailer 7HK$5,131 HKD
Retailer 8HK$6,689 HKD
Retailer 10HK$6,708 HKD
Retailer 15HK$6,936 HKD
Retailer 2HK$7,331 HKD
Retailer 9HK$7,610 HKD
Retailer 12HK$9,070 HKD
Retailer 3HK$10,239 HKD
Retailer 5HK$13,926 HKD
Retailer 4HK$14,050 HKD
Retailer 13HK$14,482 HKD
Retailer 6HK$14,946 HKD
Retailer 11HK$16,291 HKD
Brilliant EarthHK$25,734 HKD

40 data points across 15 retailers

15 retailersHK$4,001 HKD to HK$25,734 HKD

A
Cheapest Retailer
-
HK$4,001 HKD
$510 USD
Final sale: no returns
Retailer 2
-
HK$5,131 HKD
$654 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$6,689 HKD
€812 EUR
View
A
Retailer 4
-
HK$6,708 HKD
$855 USD
View
A
Retailer 5
-
HK$6,936 HKD
$884 USD
View
A
Retailer 6
-
HK$7,331 HKD
£736 GBP
View
A
Retailer 7
-
HK$7,610 HKD
ZAR 15,669 ZAR
View
A
Retailer 8
-
HK$9,070 HKD
$1,156 USD
View
A
Retailer 9
-
HK$10,239 HKD
$1,305 USD
View
Retailer 10
-
HK$13,926 HKD
$1,775 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
HK$14,050 HKD
SGD 2,420 SGD
View
B+
Retailer 12
-
HK$14,482 HKD
$1,846 USD
View
Retailer 13
-
HK$14,946 HKD
£1,500 GBP
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$16,291 HKD
£1,635 GBP
View
Most Expensive
B
Brilliant Earth
21434018A · Oct 29
HK$25,734 HKD
$3,280 USD
View
14 more retailers have this diamond
Prices start from HK$4,001 HKDSave up to HK$21,733 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
1.45ct Cushion
HK$4,001 HKD