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Radiant|Lab Grown|IGI

1.89ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG811640897

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

Certificate IGI LG811640897

Diamond specifications and retailer prices

From €719 EUR
£633 GBP
As of November 1, 2026
Save €3,694 EUR (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €4,413 EUR at Do Amore Diamonds · As of October 30, 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 very-good cut grade and certified by IGI LG811640897 or 811640897. Listed at 9 retailers as of October 30, 2026, with prices from €719 to €4,413, a €3,694 spread on the same certified stone. Do Amore Diamonds lists it at €4,413. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.89
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811640897
Dimensions8.50 × 6.21 × 4.31 mm
L/W Ratio1.37
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
8.50 mm6.21 mm1.89 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811640897
Side View
Table 66.0%Crown 40.6°Girdle: MediumPavilion 37.4°Culet: NoneDepth 69.4%

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: €4,413 EUR|Low: €514 EUR|High: €5,379 EUR|Avg: €2,059 EUR|-12.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
November 1, 2026
Retailer 4€514 EUR
Retailer 5€558 EUR
Retailer 2€719 EUR
Retailer 13€951 EUR
Retailer 10€953 EUR
Retailer 3€991 EUR
Retailer 17€1,238 EUR
Retailer 6€1,395 EUR
Retailer 14€1,475 EUR
Retailer 7€1,503 EUR
Retailer 16€2,009 EUR
Retailer 8€2,803 EUR
Retailer 12€2,969 EUR
Retailer 9€3,082 EUR
Retailer 11€3,768 EUR
Retailer 15€4,086 EUR
Do Amore Diamonds€4,413 EUR

18 data points across 17 retailers

9 retailers€719 EUR to €4,413 EUR

A
Cheapest Retailer
-
€719 EUR
£633 GBP
A
Retailer 2
-
€951 EUR
$1,062 USD
View
B+
Retailer 3
-
€953 EUR
$1,065 USD
View
B+
Retailer 4
-
€1,475 EUR
$1,648 USD
View
B+
Retailer 5
-
€2,009 EUR
$2,244 USD
View
B
Retailer 6
-
€2,969 EUR
£2,612 GBP
View
B
Retailer 7
-
€3,768 EUR
$4,210 USD
View
Retailer 8
-
€4,086 EUR
$4,565 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-47372BC65 · Oct 30
€4,413 EUR
$4,930 USD
View
8 more retailers have this diamond
Prices start from €719 EURSave up to €3,694 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
€719 EUR