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Cushion|Lab Grown|IGI

1.48ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG816616018

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816616018

Diamond specifications and retailer prices

From HK$4,347 HKD
$554 USD
As of November 1, 2026
Save HK$19,348 HKD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$23,695 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.48ct lab-grown cushion diamond

This 1.48ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616018 or 816616018. Listed at 15 retailers as of November 1, 2026, with prices from HK$4,347 to HK$23,695, a HK$19,348 spread on the same certified stone. Brilliant Earth lists it at HK$23,695. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616018
Dimensions8.34 × 5.83 × 3.80 mm
L/W Ratio1.43
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
8.34 mm5.83 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616018
Side View
Table 58.0%Crown 35.4°Girdle: MED-THKPavilion 34.3°Culet: NoneDepth 65.2%

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$23,695 HKD|Low: HK$4,347 HKD|High: HK$30,051 HKD|Avg: HK$12,434 HKD|-21.1%
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
November 3, 2026
Retailer 15HK$4,347 HKD
Retailer 7HK$5,273 HKD
Retailer 11HK$6,928 HKD
Retailer 12HK$6,983 HKD
Retailer 3HK$7,211 HKD
Retailer 2HK$7,666 HKD
Retailer 9HK$7,967 HKD
Retailer 13HK$9,243 HKD
Retailer 8HK$10,851 HKD
Retailer 14HK$15,079 HKD
Retailer 6HK$15,306 HKD
Retailer 4HK$16,013 HKD
Retailer 10HK$16,970 HKD
Retailer 5HK$17,771 HKD
Brilliant EarthHK$23,695 HKD

39 data points across 15 retailers

15 retailersHK$4,347 HKD to HK$23,695 HKD

A
Cheapest Retailer
-
HK$4,347 HKD
$554 USD
Final sale: no returns
Retailer 2
-
HK$5,273 HKD
$672 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
HK$6,928 HKD
€841 EUR
View
A
Retailer 4
-
HK$6,983 HKD
$890 USD
View
A
Retailer 5
-
HK$7,211 HKD
$919 USD
View
A
Retailer 6
-
HK$7,666 HKD
£769 GBP
View
A
Retailer 7
-
HK$7,967 HKD
ZAR 16,404 ZAR
View
A
Retailer 8
-
HK$9,243 HKD
$1,178 USD
View
B+
Retailer 9
-
HK$10,851 HKD
$1,383 USD
View
B+
Retailer 10
-
HK$15,079 HKD
$1,922 USD
View
Retailer 11
-
HK$15,306 HKD
£1,536 GBP
View
Price last confirmed 12 days ago
B+
Retailer 12
-
HK$16,013 HKD
SGD 2,758 SGD
View
B+
Retailer 13
-
HK$16,970 HKD
£1,703 GBP
View
B+
Retailer 14
-
HK$17,771 HKD
$2,265 USD
View
Most Expensive
B
Brilliant Earth
21434570A · Nov 2
HK$23,695 HKD
$3,020 USD
View
14 more retailers have this diamond
Prices start from HK$4,347 HKDSave up to HK$19,348 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
1.48ct Cushion
HK$4,347 HKD