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Radiant|Lab Grown|IGI

1.90ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG774610930

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

Certificate IGI LG774610930

Diamond specifications and retailer prices

From HK$2,362 HKD
$301 USD
As of October 30, 2026
Save HK$22,509 HKD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$24,871 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.9ct lab-grown radiant diamond

This 1.9ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG774610930 or 774610930. Listed at 17 retailers as of October 30, 2026, with prices from HK$2,362 to HK$24,871, a HK$22,509 spread on the same certified stone. Brilliant Earth lists it at HK$24,871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774610930
Dimensions8.54 × 6.37 × 4.20 mm
L/W Ratio1.34
Culet sizePointed
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
8.54 mm6.37 mm1.90 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774610930
Side View
Table 60.0%Crown 42.4°Girdle: MediumPavilion 34.7°Culet: NoneDepth 65.9%

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 30
Current: HK$24,871 HKD|Low: HK$2,150 HKD|High: HK$40,092 HKD|Avg: HK$11,657 HKD|-38.0%
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
October 30, 2026
Retailer 5HK$2,683 HKD
Retailer 13HK$3,687 HKD
Retailer 11HK$3,876 HKD
Retailer 10HK$4,143 HKD
Retailer 3HK$5,084 HKD
Retailer 12HK$5,404 HKD
Retailer 8HK$7,527 HKD
Retailer 15HK$8,018 HKD
Retailer 9HK$9,546 HKD
Retailer 7HK$10,388 HKD
Retailer 6HK$11,266 HKD
Retailer 2HK$13,013 HKD
Retailer 4HK$20,948 HKD
Retailer 14HK$21,850 HKD
Brilliant EarthHK$24,871 HKD

39 data points across 15 retailers

17 retailersHK$2,362 HKD to HK$24,871 HKD

A
Cheapest Retailer
-
HK$2,362 HKD
$301 USD
A
Retailer 2
-
HK$2,683 HKD
$342 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,738 HKD
$349 USD
View
A
Retailer 4
-
HK$3,687 HKD
$470 USD
View
A
Retailer 5
-
HK$3,876 HKD
$494 USD
View
B+
Retailer 6
-
HK$4,143 HKD
$528 USD
View
A
Retailer 7
-
HK$5,084 HKD
$648 USD
View
Retailer 8
-
HK$5,404 HKD
€656 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
HK$7,527 HKD
A$1,476 AUD
View
A
Retailer 10
-
HK$8,018 HKD
$1,022 USD
View
A
Retailer 11
-
HK$9,546 HKD
$1,217 USD
View
A
Retailer 12
-
HK$10,388 HKD
$1,324 USD
View
B+
Retailer 13
-
HK$11,266 HKD
$1,436 USD
View
B+
Retailer 14
-
HK$13,013 HKD
£1,306 GBP
View
B
Retailer 15
-
HK$20,948 HKD
$2,670 USD
View
Retailer 16
-
HK$21,850 HKD
$2,785 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21399561Y · Oct 30
HK$24,871 HKD
$3,170 USD
View
16 more retailers have this diamond
Prices start from HK$2,362 HKDSave up to HK$22,509 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
1.90ct Radiant
HK$2,362 HKD