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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG816616093

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

Certificate IGI LG816616093

Diamond specifications and retailer prices

From HK$5,272 HKD
$672 USD
As of October 31, 2026
Save HK$26,895 HKD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$32,167 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.83ct lab-grown cushion diamond

This 1.83ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616093 or 816616093. Listed at 17 retailers as of October 31, 2026, with prices from HK$5,272 to HK$32,167, a HK$26,895 spread on the same certified stone. Brilliant Earth lists it at HK$32,167. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616093
Dimensions6.95 × 6.88 × 4.56 mm
L/W Ratio1.01
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
6.95 mm6.88 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616093
Side View
Table 62.0%Crown 35.7°Girdle: STK-THKPavilion 34.6°Culet: NoneDepth 66.3%

Caratlytics Score

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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 31
Current: HK$32,167 HKD|Low: HK$5,272 HKD|High: HK$45,976 HKD|Avg: HK$16,666 HKD|-30.0%
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 12HK$5,272 HKD
Retailer 9HK$5,759 HKD
Retailer 15HK$6,747 HKD
Retailer 5HK$8,960 HKD
Retailer 10HK$9,066 HKD
Retailer 11HK$9,993 HKD
Retailer 14HK$10,041 HKD
Retailer 16HK$12,004 HKD
Retailer 6HK$12,632 HKD
Retailer 4HK$16,979 HKD
Retailer 17HK$18,895 HKD
Retailer 13HK$19,928 HKD
Retailer 7HK$20,762 HKD
Retailer 3HK$21,921 HKD
Retailer 2HK$25,368 HKD
Retailer 8HK$27,852 HKD
Brilliant EarthHK$32,167 HKD

29 data points across 17 retailers

17 retailersHK$5,272 HKD to HK$32,167 HKD

A
Cheapest Retailer
-
HK$5,272 HKD
$672 USD
Final sale: no returns
Retailer 2
-
HK$5,759 HKD
$734 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
HK$6,747 HKD
$860 USD
View
A
Retailer 4
-
HK$8,960 HKD
$1,142 USD
View
A
Retailer 5
-
HK$9,066 HKD
£910 GBP
View
A
Retailer 6
-
HK$9,993 HKD
€1,213 EUR
View
A
Retailer 7
-
HK$10,041 HKD
ZAR 20,676 ZAR
View
A
Retailer 8
-
HK$12,004 HKD
$1,530 USD
View
A
Retailer 9
-
HK$12,632 HKD
$1,610 USD
View
B+
Retailer 10
-
HK$16,979 HKD
£1,704 GBP
View
B+
Retailer 11
-
HK$18,895 HKD
$2,408 USD
View
B+
Retailer 12
-
HK$19,928 HKD
$2,540 USD
View
B+
Retailer 13
-
HK$20,762 HKD
SGD 3,576 SGD
View
B+
Retailer 14
-
HK$21,921 HKD
$2,794 USD
View
B
Retailer 15
-
HK$25,368 HKD
£2,546 GBP
View
Retailer 16
-
HK$27,852 HKD
$3,550 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21421165A · Oct 31
HK$32,167 HKD
$4,100 USD
View
16 more retailers have this diamond
Prices start from HK$5,272 HKDSave up to HK$26,895 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
1.83ct Cushion
HK$5,272 HKD