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Radiant|Lab Grown|IGI

1.89ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG830625280

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

Certificate IGI LG830625280

Diamond specifications and retailer prices

From $821 SGD
$642 USD
As of October 30, 2026
Save $6,466 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,287 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG830625280 or 830625280. Listed at 17 retailers as of October 30, 2026, with prices from $821 to $7,287, a $6,466 spread on the same certified stone. Do Amore Diamonds lists it at $7,287. 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 angle40.1°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830625280
Dimensions9.11 × 6.18 × 3.97 mm
L/W Ratio1.47
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
9.11 mm6.18 mm1.89 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830625280
Side View
Table 58.0%Crown 40.1°Girdle: ThickPavilion 33.1°Culet: NoneDepth 64.2%

Caratlytics Score

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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: Oct 30
Current: $7,287 SGD|Low: $821 SGD|High: $7,990 SGD|Avg: $3,071 SGD
Do Amore Diamonds
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
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Retailer 17
Retailer 18
October 31, 2026
Retailer 15$821 SGD
Retailer 7$892 SGD
Retailer 18$1,168 SGD
Retailer 14$1,214 SGD
Retailer 17$1,553 SGD
Retailer 4$1,656 SGD
Retailer 2$1,764 SGD
Retailer 13$1,773 SGD
Retailer 3$2,432 SGD
Retailer 6$2,823 SGD
Retailer 5$2,953 SGD
Retailer 8$3,568 SGD
Retailer 9$3,925 SGD
Retailer 12$4,147 SGD
Retailer 16$4,607 SGD
Retailer 11$5,382 SGD
Retailer 10$5,932 SGD
Do Amore Diamonds$7,287 SGD

35 data points across 18 retailers

17 retailers$821 SGD to $7,287 SGD

A
Cheapest Retailer
-
$821 SGD
$642 USD
A
Retailer 2
-
$892 SGD
$698 USD
View
A
Retailer 3
-
$1,168 SGD
$914 USD
View
A
Retailer 4
-
$1,214 SGD
$950 USD
View
A
Retailer 5
-
$1,553 SGD
$1,215 USD
View
A
Retailer 6
-
$1,595 SGD
$1,248 USD
View
A
Retailer 7
-
$1,656 SGD
$1,295 USD
View
B+
Retailer 8
-
$1,764 SGD
€1,314 EUR
View
B+
Retailer 9
-
$2,432 SGD
$1,902 USD
View
B+
Retailer 10
-
$2,823 SGD
$2,208 USD
View
B+
Retailer 11
-
$2,953 SGD
$2,310 USD
View
Retailer 12
-
$3,568 SGD
$2,791 USD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$4,147 SGD
£2,554 GBP
View
B
Retailer 14
-
$4,607 SGD
$3,604 USD
View
B
Retailer 15
-
$5,382 SGD
$4,210 USD
View
Retailer 16
-
$5,932 SGD
$4,640 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Do Amore Diamonds
27-66D4CD1D2 · Oct 31
$7,287 SGD
$5,700 USD
View
16 more retailers have this diamond
Prices start from $821 SGDSave up to $6,466 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
$821 SGD