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Cushion|Lab Grown|IGI

1.83ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662376

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662376

Diamond specifications and retailer prices

From HK$6,058 HKD
£608 GBP
As of November 1, 2026
Save HK$30,503 HKD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$36,561 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 LG846662376 or 846662376. Listed at 10 retailers as of October 31, 2026, with prices from HK$6,058 to HK$36,561, a HK$30,503 spread on the same certified stone. Brilliant Earth lists it at HK$36,561. 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 angle34.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662376
Dimensions8.93 × 6.27 × 4.06 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
8.93 mm6.27 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662376
Side View
Table 62.0%Crown 34.4°Girdle: MED-THKPavilion 36.8°Culet: NoneDepth 64.8%

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: Nov 1
Current: HK$36,561 HKD|Low: HK$6,058 HKD|High: HK$61,699 HKD|Avg: HK$23,039 HKD|-20.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3HK$6,058 HKD
Retailer 2HK$8,803 HKD
Retailer 9HK$9,572 HKD
Retailer 4HK$12,318 HKD
Retailer 6HK$16,015 HKD
Retailer 5HK$19,504 HKD
Retailer 7HK$21,458 HKD
Retailer 10HK$27,970 HKD
Retailer 8HK$29,025 HKD
Brilliant EarthHK$36,561 HKD

14 data points across 10 retailers

10 retailersHK$6,058 HKD to HK$36,561 HKD

A
Cheapest Retailer
-
HK$6,058 HKD
£608 GBP
A
Retailer 2
-
HK$8,803 HKD
$1,122 USD
View
A
Retailer 3
-
HK$9,572 HKD
$1,220 USD
View
A
Retailer 4
-
HK$12,318 HKD
$1,570 USD
View
B+
Retailer 5
-
HK$16,015 HKD
€1,944 EUR
View
B+
Retailer 6
-
HK$19,504 HKD
$2,486 USD
View
B+
Retailer 7
-
HK$21,458 HKD
$2,735 USD
View
Retailer 8
-
HK$27,970 HKD
$3,565 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
HK$29,025 HKD
£2,913 GBP
View
Most Expensive
B
Brilliant Earth
22154883A · Oct 31
HK$36,561 HKD
$4,660 USD
View
9 more retailers have this diamond
Prices start from HK$6,058 HKDSave up to HK$30,503 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$6,058 HKD