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Cushion|Lab Grown|IGI

1.72ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG831679876

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831679876

Diamond specifications and retailer prices

From HK$5,233 HKD
$667 USD
As of October 31, 2026
Save HK$22,619 HKD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$27,852 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.72ct lab-grown cushion diamond

This 1.72ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831679876 or 831679876. Listed at 13 retailers as of October 30, 2026, with prices from HK$5,233 to HK$27,852, a HK$22,619 spread on the same certified stone. Brilliant Earth lists it at HK$27,852. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679876
Dimensions8.58 × 6.13 × 3.98 mm
L/W Ratio1.40
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
8.58 mm6.13 mm1.72 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679876
Side View
Table 61.0%Crown 35.6°Girdle: THK-VTKPavilion 35.8°Culet: NoneDepth 64.9%

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: Oct 31
Current: HK$27,852 HKD|Low: HK$5,233 HKD|High: HK$38,993 HKD|Avg: HK$13,989 HKD|-28.6%
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
October 31, 2026
Retailer 3HK$5,233 HKD
Retailer 10HK$5,894 HKD
Retailer 6HK$6,747 HKD
Retailer 8HK$7,430 HKD
Retailer 2HK$8,535 HKD
Retailer 9HK$8,764 HKD
Retailer 11HK$8,920 HKD
Retailer 12HK$10,843 HKD
Retailer 5HK$18,171 HKD
Retailer 13HK$18,472 HKD
Retailer 4HK$19,026 HKD
Retailer 7HK$24,863 HKD
Brilliant EarthHK$27,852 HKD

3 data points across 13 retailers

13 retailersHK$5,233 HKD to HK$27,852 HKD

A
Cheapest Retailer
-
HK$5,233 HKD
$667 USD
Final sale: no returns
A
Retailer 2
-
HK$5,894 HKD
£591 GBP
View
A
Retailer 3
-
HK$6,747 HKD
$860 USD
View
A
Retailer 4
-
HK$7,430 HKD
$947 USD
View
A
Retailer 5
-
HK$8,535 HKD
€1,036 EUR
View
A
Retailer 6
-
HK$8,764 HKD
$1,117 USD
View
A
Retailer 7
-
HK$8,920 HKD
£895 GBP
View
A
Retailer 8
-
HK$10,843 HKD
$1,382 USD
View
B+
Retailer 9
-
HK$18,171 HKD
$2,316 USD
View
B+
Retailer 10
-
HK$18,472 HKD
$2,354 USD
View
B+
Retailer 11
-
HK$19,026 HKD
SGD 3,277 SGD
View
B
Retailer 12
-
HK$24,863 HKD
$3,169 USD
View
Most Expensive
B
Brilliant Earth
22348886A · Oct 30
HK$27,852 HKD
$3,550 USD
View
12 more retailers have this diamond
Prices start from HK$5,233 HKDSave up to HK$22,619 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
1.72ct Cushion
HK$5,233 HKD