CaratHunter
Plans
Cushion|Lab Grown|IGI

1.60ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG846664490

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

Certificate IGI LG846664490

Diamond specifications and retailer prices

From HK$4,321 HKD
£434 GBP
As of October 30, 2026
Save HK$27,611 HKD (86%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$31,932 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.6ct lab-grown cushion diamond

This 1.6ct 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 LG846664490 or 846664490. Listed at 8 retailers as of October 30, 2026, with prices from HK$4,321 to HK$31,932, a HK$27,611 spread on the same certified stone. Brilliant Earth lists it at HK$31,932. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664490
Dimensions6.78 × 6.75 × 4.36 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
6.78 mm6.75 mm1.60 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664490
Side View
Table 47.0%Crown 30.9°Girdle: ThickPavilion 37.3°Culet: NoneDepth 64.6%

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 30
Current: HK$31,932 HKD|Low: HK$4,321 HKD|High: HK$31,932 HKD|Avg: HK$13,896 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 5HK$4,321 HKD
Retailer 2HK$5,335 HKD
Retailer 6HK$6,583 HKD
Retailer 7HK$10,019 HKD
Retailer 8HK$10,026 HKD
Retailer 4HK$16,500 HKD
Retailer 3HK$20,666 HKD
Brilliant EarthHK$31,932 HKD

6 data points across 8 retailers

8 retailersHK$4,321 HKD to HK$31,932 HKD

A
Cheapest Retailer
-
HK$4,321 HKD
£434 GBP
A
Retailer 2
-
HK$5,335 HKD
$680 USD
View
A
Retailer 3
-
HK$6,583 HKD
$839 USD
View
A
Retailer 4
-
HK$10,019 HKD
$1,277 USD
View
A
Retailer 5
-
HK$10,026 HKD
€1,217 EUR
View
B+
Retailer 6
-
HK$16,500 HKD
$2,103 USD
View
B+
Retailer 7
-
HK$20,666 HKD
$2,634 USD
View
Most Expensive
B
Brilliant Earth
22322381A · Oct 30
HK$31,932 HKD
$4,070 USD
View
7 more retailers have this diamond
Prices start from HK$4,321 HKDSave up to HK$27,611 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
1.60ct Cushion
HK$4,321 HKD