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Radiant|Lab Grown|IGI

1.89ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG846663699

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

Certificate IGI LG846663699

Diamond specifications and retailer prices

From HK$5,307 HKD
£533 GBP
As of November 1, 2026
Save HK$27,959 HKD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$33,266 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.89ct lab-grown radiant diamond

This 1.89ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663699 or 846663699. Listed at 9 retailers as of October 31, 2026, with prices from HK$5,307 to HK$33,266, a HK$27,959 spread on the same certified stone. Brilliant Earth lists it at HK$33,266. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663699
Dimensions8.85 × 6.31 × 3.95 mm
L/W Ratio1.40
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
8.85 mm6.31 mm1.89 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663699
Side View
Table 62.0%Crown 35.8°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$33,266 HKD|Low: HK$5,307 HKD|High: HK$33,266 HKD|Avg: HK$15,795 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2HK$5,307 HKD
Retailer 3HK$6,080 HKD
Retailer 7HK$7,791 HKD
Retailer 5HK$12,765 HKD
Retailer 4HK$12,953 HKD
Retailer 6HK$17,229 HKD
Retailer 8HK$18,790 HKD
Retailer 9HK$25,448 HKD
Brilliant EarthHK$33,266 HKD

7 data points across 9 retailers

9 retailersHK$5,307 HKD to HK$33,266 HKD

A
Cheapest Retailer
-
HK$5,307 HKD
£533 GBP
A
Retailer 2
-
HK$6,080 HKD
$775 USD
View
A
Retailer 3
-
HK$7,791 HKD
$993 USD
View
B+
Retailer 4
-
HK$12,765 HKD
$1,627 USD
View
B+
Retailer 5
-
HK$12,953 HKD
$1,651 USD
View
B+
Retailer 6
-
HK$17,229 HKD
$2,196 USD
View
B+
Retailer 7
-
HK$18,790 HKD
$2,395 USD
View
B
Retailer 8
-
HK$25,448 HKD
£2,554 GBP
View
Most Expensive
B
Brilliant Earth
22319380A · Oct 31
HK$33,266 HKD
$4,240 USD
View
8 more retailers have this diamond
Prices start from HK$5,307 HKDSave up to HK$27,959 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
1.89ct Radiant
HK$5,307 HKD