CaratHunter
Plans
Radiant|Lab Grown|IGI

1.64ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG754558421

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754558421

Diamond specifications and retailer prices

From HK$15,143 HKD
$1,930 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: HK$15,143 HKD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.64ct lab-grown radiant diamond

This 1.64ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754558421 or 754558421. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754558421
Dimensions8.33 × 5.76 × 3.83 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.76 mm1.64 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754558421
Side View
Table 67.0%Crown 45°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
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$15,143 HKD|Low: HK$3,390 HKD|High: HK$16,954 HKD|Avg: HK$7,884 HKD|-10.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 4HK$3,390 HKD
Retailer 11HK$3,766 HKD
Retailer 5HK$4,131 HKD
Retailer 8HK$4,918 HKD
Retailer 9HK$5,029 HKD
Retailer 7HK$6,136 HKD
Retailer 3HK$6,158 HKD
Retailer 6HK$9,480 HKD
Retailer 10HK$10,762 HKD
Brilliant EarthHK$15,143 HKD
Retailer 2HK$16,954 HKD

2 data points across 11 retailers

1 retailer

B
Brilliant Earth
17545649B · Oct 31
HK$15,143 HKD
$1,930 USD
View

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.

B
1.64ct Radiant
HK$15,143 HKD