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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 €575 EUR
$642 USD
As of October 30, 2026
Save €4,527 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €5,102 EUR 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 €575 to €5,102, a €4,527 spread on the same certified stone. Do Amore Diamonds lists it at €5,102. 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
Color
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

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: Oct 30
Current: €5,102 EUR|Low: €575 EUR|High: €5,594 EUR|Avg: €2,151 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 18
October 31, 2026
Retailer 15€575 EUR
Retailer 7€625 EUR
Retailer 18€818 EUR
Retailer 14€850 EUR
Retailer 17€1,088 EUR
Retailer 4€1,159 EUR
Retailer 2€1,235 EUR
Retailer 13€1,241 EUR
Retailer 3€1,702 EUR
Retailer 6€1,977 EUR
Retailer 5€2,068 EUR
Retailer 8€2,498 EUR
Retailer 9€2,748 EUR
Retailer 12€2,903 EUR
Retailer 16€3,226 EUR
Retailer 11€3,768 EUR
Retailer 10€4,153 EUR
Do Amore Diamonds€5,102 EUR

34 data points across 18 retailers

17 retailers€575 EUR to €5,102 EUR

A
Cheapest Retailer
-
€575 EUR
$642 USD
A
Retailer 2
-
€625 EUR
$698 USD
View
A
Retailer 3
-
€818 EUR
$914 USD
View
A
Retailer 4
-
€850 EUR
$950 USD
View
A
Retailer 5
-
€1,088 EUR
$1,215 USD
View
A
Retailer 6
-
€1,117 EUR
$1,248 USD
View
A
Retailer 7
-
€1,159 EUR
$1,295 USD
View
B+
Retailer 8
-
€1,235 EUR
View
B+
Retailer 9
-
€1,702 EUR
$1,902 USD
View
B+
Retailer 10
-
€1,977 EUR
$2,208 USD
View
B+
Retailer 11
-
€2,068 EUR
$2,310 USD
View
Retailer 12
-
€2,498 EUR
$2,791 USD
View
Price last confirmed 16 days ago
B
Retailer 13
-
€2,903 EUR
£2,554 GBP
View
B
Retailer 14
-
€3,226 EUR
$3,604 USD
View
B
Retailer 15
-
€3,768 EUR
$4,210 USD
View
Retailer 16
-
€4,153 EUR
$4,640 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Do Amore Diamonds
27-66D4CD1D2 · Oct 31
€5,102 EUR
$5,700 USD
View
16 more retailers have this diamond
Prices start from €575 EURSave up to €4,527 EUR

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
€575 EUR