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Radiant|Lab Grown|IGI

1.45ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG754508818

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

Certificate IGI LG754508818

Diamond specifications and retailer prices

From €401 EUR
HK$3,500 HKD
As of October 31, 2026
Save €1,685 EUR (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,086 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508818 or 754508818. Listed at 15 retailers as of October 31, 2026, with prices from €401 to €2,086, a €1,685 spread on the same certified stone. Brilliant Earth lists it at €2,086. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508818
Dimensions5.57 × 5.57 × 3.68 mm
L/W Ratio1.00
Culet sizePointed
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
5.57 mm5.57 mm1.45 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508818
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 33.7°Culet: NoneDepth 66.1%

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 31
Current: €2,086 EUR|Low: €331 EUR|High: €2,721 EUR|Avg: €1,026 EUR|-23.4%
Brilliant Earth
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
November 1, 2026
Retailer 12€401 EUR
Retailer 11€403 EUR
Retailer 7€472 EUR
Retailer 3€481 EUR
Retailer 2€542 EUR
Retailer 5€628 EUR
Retailer 4€759 EUR
Retailer 6€1,065 EUR
Retailer 8€1,140 EUR
Retailer 14€1,145 EUR
Retailer 10€1,171 EUR
Retailer 9€1,848 EUR
Retailer 13€1,914 EUR
Brilliant Earth€2,086 EUR

44 data points across 14 retailers

15 retailers€401 EUR to €2,086 EUR

A
Cheapest Retailer
-
€401 EUR
HK$3,500 HKD
A
Retailer 2
-
€403 EUR
$450 USD
View
A
Retailer 3
-
€472 EUR
View
A
Retailer 4
-
€481 EUR
$537 USD
View
A
Retailer 5
-
€542 EUR
£477 GBP
View
A
Retailer 6
-
€628 EUR
$702 USD
View
B+
Retailer 7
-
€759 EUR
$848 USD
View
B+
Retailer 8
-
€1,065 EUR
$1,190 USD
View
B+
Retailer 9
-
€1,140 EUR
£1,003 GBP
View
B+
Retailer 10
-
€1,145 EUR
SGD 1,729 SGD
View
Retailer 11
-
€1,171 EUR
A$2,013 AUD
View
Price last confirmed 24 days ago
Retailer 12
-
€1,786 EUR
$1,995 USD
View
Price last confirmed 10 days ago
Retailer 13
-
€1,848 EUR
$2,065 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
€1,914 EUR
$2,138 USD
View
Most Expensive
B
Brilliant Earth
18669149Y · Oct 31
€2,086 EUR
$2,330 USD
View
14 more retailers have this diamond
Prices start from €401 EURSave up to €1,685 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
€401 EUR