Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG846663227

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

Certificate IGI LG846663227

Diamond specifications and retailer prices

From €348 EUR
£306 GBP
As of October 30, 2026
Save €2,731 EUR (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,079 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.45ct lab-grown radiant diamond

This 1.45ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG846663227 or 846663227. Listed at 8 retailers as of October 30, 2026, with prices from €348 to €3,079, a €2,731 spread on the same certified stone. Brilliant Earth lists it at €3,079. 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

1.45
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663227
Dimensions8.24 × 5.55 × 3.84 mm
L/W Ratio1.48
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
8.24 mm5.55 mm1.45 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663227
Side View
Table 65.0%Crown 39.5°Girdle: MediumPavilion 36.8°Culet: NoneDepth 69.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €3,079 EUR|Low: €348 EUR|High: €3,079 EUR|Avg: €1,040 EUR|+1.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7€348 EUR
Retailer 6€550 EUR
Retailer 3€586 EUR
Retailer 2€916 EUR
Retailer 5€987 EUR
Retailer 4€1,036 EUR
Retailer 8€1,755 EUR
Brilliant Earth€3,079 EUR

7 data points across 8 retailers

8 retailers€348 EUR to €3,079 EUR

A
Cheapest Retailer
-
€348 EUR
£306 GBP
A
Retailer 2
-
€550 EUR
$615 USD
View
A
Retailer 3
-
€586 EUR
$655 USD
View
B+
Retailer 4
-
€916 EUR
View
B+
Retailer 5
-
€987 EUR
$1,103 USD
View
B+
Retailer 6
-
€1,036 EUR
$1,157 USD
View
B
Retailer 7
-
€1,755 EUR
£1,544 GBP
View
Most Expensive
B
Brilliant Earth
22305612A · Oct 31
€3,079 EUR
$3,440 USD
View
7 more retailers have this diamond
Prices start from €348 EURSave up to €2,731 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
1.45ct Radiant
€348 EUR