CaratHunter
Plans
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 $867 SGD
£534 GBP
As of October 30, 2026
Save $4,553 SGD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,420 SGD at Brilliant Earth · As of October 30, 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 30, 2026, with prices from $867 to $5,420, a $4,553 spread on the same certified stone. Brilliant Earth lists it at $5,420. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,420 SGD|Low: $867 SGD|High: $5,420 SGD|Avg: $2,587 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7$867 SGD
Retailer 2$991 SGD
Retailer 6$1,269 SGD
Retailer 4$2,080 SGD
Retailer 3$2,111 SGD
Retailer 5$2,807 SGD
Retailer 8$3,062 SGD
Retailer 9$4,147 SGD
Brilliant Earth$5,420 SGD

6 data points across 9 retailers

9 retailers$867 SGD to $5,420 SGD

A
Cheapest Retailer
-
$867 SGD
£534 GBP
A
Retailer 2
-
$991 SGD
$775 USD
View
A
Retailer 3
-
$1,269 SGD
$993 USD
View
B+
Retailer 4
-
$2,080 SGD
$1,627 USD
View
B+
Retailer 5
-
$2,111 SGD
$1,651 USD
View
B+
Retailer 6
-
$2,807 SGD
$2,196 USD
View
B+
Retailer 7
-
$3,062 SGD
$2,395 USD
View
B
Retailer 8
-
$4,147 SGD
£2,554 GBP
View
Most Expensive
B
Brilliant Earth
22319380A · Oct 30
$5,420 SGD
$4,240 USD
View
8 more retailers have this diamond
Prices start from $867 SGDSave up to $4,553 SGD

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
$867 SGD