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Emerald|Lab Grown|IGI

1.64ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG731557360

Shape and cutting style on the report: Emerald cut

Certificate IGI LG731557360

Diamond specifications and retailer prices

From HK$2,103 HKD
$268 USD
As of October 30, 2026
Save HK$23,161 HKD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$25,263 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.64ct lab-grown emerald diamond

This 1.64ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731557360 or 731557360. Listed at 17 retailers as of October 30, 2026, with prices from HK$2,103 to HK$25,263, a HK$23,161 spread on the same certified stone. Brilliant Earth lists it at HK$25,263. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731557360
Dimensions7.83 × 5.56 × 3.90 mm
L/W Ratio1.41
Culet sizeLong
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
7.83 mm5.56 mm1.64 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731557360
Side View
Table 59.0%Crown 33.2°Girdle: Slightly ThickPavilion 37.3°Culet: LNGDepth 70.1%

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$25,263 HKD|Low: HK$1,797 HKD|High: HK$30,206 HKD|Avg: HK$9,187 HKD|-16.4%
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
October 31, 2026
Retailer 9HK$2,103 HKD
Retailer 14HK$2,150 HKD
Retailer 7HK$2,487 HKD
Retailer 2HK$3,923 HKD
Retailer 15HK$4,048 HKD
Retailer 3HK$4,409 HKD
Retailer 11HK$4,893 HKD
Retailer 12HK$6,849 HKD
Retailer 8HK$7,249 HKD
Retailer 17HK$8,175 HKD
Retailer 5HK$8,452 HKD
Retailer 6HK$9,446 HKD
Retailer 4HK$11,787 HKD
Retailer 10HK$11,836 HKD
Retailer 16HK$19,065 HKD
Retailer 13HK$21,576 HKD
Brilliant EarthHK$25,263 HKD

31 data points across 17 retailers

17 retailersHK$2,103 HKD to HK$25,263 HKD

A
Cheapest Retailer
-
HK$2,103 HKD
$268 USD
Final sale: no returns
A
Retailer 2
-
HK$2,150 HKD
$274 USD
View
A
Retailer 3
-
HK$2,487 HKD
$317 USD
View
A
Retailer 4
-
HK$3,923 HKD
$500 USD
View
A
Retailer 5
-
HK$4,048 HKD
$516 USD
View
A
Retailer 6
-
HK$4,409 HKD
$562 USD
View
A
Retailer 7
-
HK$4,893 HKD
€594 EUR
View
A
Retailer 8
-
HK$6,849 HKD
A$1,343 AUD
View
A
Retailer 9
-
HK$7,249 HKD
$924 USD
View
B+
Retailer 10
-
HK$8,175 HKD
$1,042 USD
View
B+
Retailer 11
-
HK$8,452 HKD
$1,077 USD
View
B+
Retailer 12
-
HK$9,446 HKD
$1,204 USD
View
B+
Retailer 13
-
HK$11,787 HKD
£1,183 GBP
View
B+
Retailer 14
-
HK$11,836 HKD
A$2,321 AUD
View
B
Retailer 15
-
HK$19,065 HKD
$2,430 USD
View
B
Retailer 16
-
HK$21,576 HKD
$2,750 USD
View
Most Expensive
B
Brilliant Earth
15899009Y · Oct 30
HK$25,263 HKD
$3,220 USD
View
16 more retailers have this diamond
Prices start from HK$2,103 HKDSave up to HK$23,161 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
1.64ct Emerald
HK$2,103 HKD