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Cushion|Lab Grown|IGI

5.56ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG831604190

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831604190

Diamond specifications and retailer prices

From HK$71,160 HKD
$9,070 USD
As of November 1, 2026
Save HK$345,517 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$416,677 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.56ct lab-grown cushion diamond

This 5.56ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604190 or 831604190. Listed at 17 retailers as of October 31, 2026, with prices from HK$71,160 to HK$416,677, a HK$345,517 spread on the same certified stone. With Clarity lists it at HK$416,677. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.56
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604190
Dimensions11.71 × 9.36 × 6.26 mm
L/W Ratio1.25
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
11.71 mm9.36 mm5.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604190
Side View
Table 57.0%Crown 33.2°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 66.9%

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$83,391 HKD|Low: HK$71,160 HKD|High: HK$445,024 HKD|Avg: HK$162,205 HKD|-6.7%
Retailer 1
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
With Clarity
November 1, 2026
Retailer 10HK$71,160 HKD
Retailer 14HK$78,214 HKD
Retailer 11HK$80,222 HKD
Retailer 1HK$83,391 HKD
Retailer 4HK$83,754 HKD
Retailer 2HK$84,428 HKD
Retailer 9HK$97,868 HKD
Retailer 15HK$116,101 HKD
Retailer 5HK$137,300 HKD
Retailer 3HK$140,030 HKD
Retailer 7HK$155,050 HKD
Retailer 13HK$162,798 HKD
Retailer 6HK$175,551 HKD
Retailer 8HK$240,693 HKD
Retailer 12HK$255,785 HKD
Retailer 16HK$285,344 HKD
With ClarityHK$416,677 HKD

6 data points across 17 retailers

17 retailersHK$71,160 HKD to HK$416,677 HKD

A
Cheapest Retailer
-
HK$71,160 HKD
$9,070 USD
A
Retailer 2
-
HK$78,214 HKD
$9,969 USD
View
Final sale: no returns
A
Retailer 3
-
HK$80,222 HKD
$10,225 USD
View
A
Retailer 4
-
HK$83,391 HKD
£8,369 GBP
View
A
Retailer 5
-
HK$83,754 HKD
View
A
Retailer 6
-
HK$84,428 HKD
$10,761 USD
View
A
Retailer 7
-
HK$97,868 HKD
£9,822 GBP
View
A
Retailer 8
-
HK$116,101 HKD
£11,652 GBP
View
B+
Retailer 9
-
HK$137,300 HKD
$17,500 USD
View
B+
Retailer 10
-
HK$140,030 HKD
$17,848 USD
View
B+
Retailer 11
-
HK$155,050 HKD
£15,561 GBP
View
B+
Retailer 12
-
HK$162,798 HKD
$20,750 USD
View
B+
Retailer 13
-
HK$175,551 HKD
ZAR 361,478 ZAR
View
B
Retailer 14
-
HK$240,693 HKD
$30,678 USD
View
B+
Retailer 15
-
HK$255,785 HKD
$32,602 USD
View
B
Retailer 16
-
HK$285,344 HKD
SGD 49,148 SGD
View
Most Expensive
B
With Clarity
831604190 · Oct 31
HK$416,677 HKD
$53,109 USD
View
16 more retailers have this diamond
Prices start from HK$71,160 HKDSave up to HK$345,517 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
5.56ct Cushion
HK$71,160 HKD