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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830624141

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

Certificate IGI LG830624141

Diamond specifications and retailer prices

From HK$2,668 HKD
$340 USD
As of November 1, 2026
Save HK$9,650 HKD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$12,318 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624141 or 830624141. Listed at 17 retailers as of October 31, 2026, with prices from HK$2,668 to HK$12,318, a HK$9,650 spread on the same certified stone. Brilliant Earth lists it at HK$12,318. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624141
Dimensions6.02 × 6.00 × 3.81 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
6.02 mm6.00 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624141
Side View
Table 57.0%Crown 33.7°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A+
Exceptional
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$12,318 HKD|Low: HK$2,668 HKD|High: HK$21,026 HKD|Avg: HK$7,606 HKD|-41.4%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 17HK$2,668 HKD
Retailer 15HK$2,950 HKD
Retailer 10HK$3,037 HKD
Retailer 14HK$4,472 HKD
Retailer 12HK$4,729 HKD
Retailer 16HK$4,731 HKD
Retailer 6HK$4,825 HKD
Retailer 4HK$4,833 HKD
Retailer 13HK$5,069 HKD
Retailer 11HK$5,197 HKD
Retailer 7HK$7,595 HKD
Retailer 8HK$7,983 HKD
Retailer 5HK$9,853 HKD
Retailer 3HK$10,733 HKD
Retailer 9HK$10,749 HKD
Retailer 2HK$11,817 HKD
Brilliant EarthHK$12,318 HKD

28 data points across 17 retailers

17 retailersHK$2,668 HKD to HK$12,318 HKD

A+
Cheapest Retailer
-
HK$2,668 HKD
$340 USD
Final sale: no returns
Retailer 2
-
HK$2,950 HKD
$376 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
HK$3,037 HKD
£305 GBP
View
A
Retailer 4
-
HK$4,472 HKD
$570 USD
View
A
Retailer 5
-
HK$4,729 HKD
€574 EUR
View
A
Retailer 6
-
HK$4,731 HKD
$603 USD
View
A
Retailer 7
-
HK$4,825 HKD
$615 USD
View
A
Retailer 8
-
HK$4,833 HKD
$616 USD
View
A
Retailer 9
-
HK$5,069 HKD
ZAR 10,437 ZAR
View
A
Retailer 10
-
HK$5,197 HKD
£522 GBP
View
B+
Retailer 11
-
HK$7,595 HKD
$968 USD
View
B+
Retailer 12
-
HK$7,983 HKD
SGD 1,375 SGD
View
B+
Retailer 13
-
HK$9,853 HKD
$1,256 USD
View
B+
Retailer 14
-
HK$10,733 HKD
$1,368 USD
View
B+
Retailer 15
-
HK$10,749 HKD
$1,370 USD
View
B+
Retailer 16
-
HK$11,817 HKD
£1,186 GBP
View
Most Expensive
B
Brilliant Earth
21434220A · Oct 31
HK$12,318 HKD
$1,570 USD
View
16 more retailers have this diamond
Prices start from HK$2,668 HKDSave up to HK$9,650 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+
1.03ct Cushion
HK$2,668 HKD