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Radiant|Lab Grown|IGI

1.46ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG778673497

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

Certificate IGI LG778673497

Diamond specifications and retailer prices

From HK$2,385 HKD
$304 USD
As of October 30, 2026
Save HK$21,152 HKD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$23,537 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.46ct lab-grown radiant diamond

This 1.46ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778673497 or 778673497. Listed at 21 retailers as of October 30, 2026, with prices from HK$2,385 to HK$23,537, a HK$21,152 spread on the same certified stone. Brilliant Earth lists it at HK$23,537. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778673497
Dimensions8.11 × 5.46 × 3.74 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm5.46 mm1.46 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778673497
Side View
Table 63.0%Crown 43.3°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.5%

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$23,537 HKD|Low: HK$2,283 HKD|High: HK$23,537 HKD|Avg: HK$7,354 HKD
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
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 6HK$2,385 HKD
Retailer 4HK$2,660 HKD
Retailer 7HK$2,950 HKD
Retailer 10HK$2,950 HKD
Retailer 2HK$3,122 HKD
Retailer 3HK$3,962 HKD
Retailer 18HK$4,158 HKD
Retailer 17HK$5,074 HKD
Retailer 14HK$5,231 HKD
Retailer 13HK$5,246 HKD
Retailer 9HK$5,555 HKD
Retailer 16HK$7,201 HKD
Retailer 8HK$8,764 HKD
Retailer 20HK$9,070 HKD
Retailer 19HK$9,493 HKD
Retailer 12HK$9,862 HKD
Retailer 11HK$11,479 HKD
Retailer 15HK$11,897 HKD
Retailer 5HK$11,956 HKD
Brilliant EarthHK$23,537 HKD

37 data points across 20 retailers

21 retailersHK$2,385 HKD to HK$23,537 HKD

A
Cheapest Retailer
-
HK$2,385 HKD
$304 USD
A
Retailer 2
-
HK$2,660 HKD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,762 HKD
$352 USD
View
A
Retailer 4
-
HK$2,950 HKD
$376 USD
View
A
Retailer 5
-
HK$2,950 HKD
$376 USD
View
A
Retailer 6
-
HK$3,122 HKD
£313 GBP
View
A
Retailer 7
-
HK$3,962 HKD
$505 USD
View
A
Retailer 8
-
HK$4,158 HKD
$530 USD
View
A
Retailer 9
-
HK$5,074 HKD
ZAR 10,447 ZAR
View
A
Retailer 10
-
HK$5,231 HKD
€635 EUR
View
A
Retailer 11
-
HK$5,246 HKD
£527 GBP
View
A
Retailer 12
-
HK$5,555 HKD
$708 USD
View
A
Retailer 13
-
HK$7,201 HKD
A$1,412 AUD
View
B+
Retailer 14
-
HK$8,764 HKD
$1,117 USD
View
B+
Retailer 15
-
HK$9,070 HKD
$1,156 USD
View
B+
Retailer 16
-
HK$9,493 HKD
$1,210 USD
View
B+
Retailer 17
-
HK$9,862 HKD
$1,257 USD
View
B+
Retailer 18
-
HK$11,479 HKD
£1,152 GBP
View
B+
Retailer 19
-
HK$11,897 HKD
£1,194 GBP
View
B
Retailer 20
-
HK$11,956 HKD
$1,524 USD
View
Most Expensive
B
Brilliant Earth
20602825A · Oct 31
HK$23,537 HKD
$3,000 USD
View
20 more retailers have this diamond
Prices start from HK$2,385 HKDSave up to HK$21,152 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
1.46ct Radiant
HK$2,385 HKD