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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629727

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

Certificate IGI LG768629727

Diamond specifications and retailer prices

From €699 EUR
HK$6,100 HKD
As of October 31, 2026
Save €3,177 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,876 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 top-tier cut grade and certified by IGI LG768629727 or 768629727. Listed at 12 retailers as of October 31, 2026, with prices from €699 to €3,876, a €3,177 spread on the same certified stone. Brilliant Earth lists it at €3,876. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629727
Dimensions8.02 × 5.80 × 3.68 mm
L/W Ratio1.38
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
8.02 mm5.80 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629727
Side View
Table 63.0%Crown 39.8°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,876 EUR|Low: €699 EUR|High: €3,992 EUR|Avg: €1,595 EUR|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 3€699 EUR
Retailer 8€798 EUR
Retailer 12€855 EUR
Retailer 6€929 EUR
Retailer 5€944 EUR
Retailer 11€1,040 EUR
Retailer 7€1,041 EUR
Retailer 10€1,428 EUR
Retailer 4€1,796 EUR
Retailer 9€1,966 EUR
Retailer 2€2,528 EUR
Brilliant Earth€3,876 EUR

43 data points across 12 retailers

12 retailers€699 EUR to €3,876 EUR

A
Cheapest Retailer
-
€699 EUR
HK$6,100 HKD
A
Retailer 2
-
€798 EUR
$891 USD
View
A
Retailer 3
-
€855 EUR
$955 USD
View
B+
Retailer 4
-
€929 EUR
View
B+
Retailer 5
-
€944 EUR
£830 GBP
View
B+
Retailer 6
-
€1,040 EUR
$1,162 USD
View
B+
Retailer 7
-
€1,041 EUR
ZAR 18,785 ZAR
View
B+
Retailer 8
-
€1,428 EUR
$1,595 USD
View
B
Retailer 9
-
€1,796 EUR
$2,006 USD
View
B
Retailer 10
-
€1,966 EUR
$2,196 USD
View
B
Retailer 11
-
€2,528 EUR
£2,224 GBP
View
Most Expensive
B
Brilliant Earth
18782442A · Oct 31
€3,876 EUR
$4,330 USD
View
11 more retailers have this diamond
Prices start from €699 EURSave up to €3,177 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
€699 EUR