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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG836619997

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

Certificate IGI LG836619997

Diamond specifications and retailer prices

From €277 EUR
$309 USD
As of October 30, 2026
Save €2,418 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,891 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG836619997 or 836619997. Listed at 19 retailers as of October 30, 2026, with a 874% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619997
Dimensions7.73 × 5.70 × 3.91 mm
L/W Ratio1.36
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
7.73 mm5.70 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619997
Side View
Table 68.0%Crown 40°Girdle: MED-STKPavilion 38°Culet: NoneDepth 68.6%

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: €2,891 EUR|Low: €277 EUR|High: €3,983 EUR|Avg: €1,057 EUR|-1.7%
Rare Carat
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 8€277 EUR
Retailer 18€320 EUR
Retailer 10€331 EUR
Retailer 7€343 EUR
Retailer 17€343 EUR
Retailer 16€483 EUR
Retailer 19€559 EUR
Retailer 15€589 EUR
Retailer 13€609 EUR
Retailer 2€635 EUR
Retailer 4€967 EUR
Retailer 3€1,054 EUR
Retailer 9€1,078 EUR
Retailer 6€1,102 EUR
Retailer 5€1,144 EUR
Retailer 11€1,264 EUR
Retailer 14€1,381 EUR
Retailer 12€2,694 EUR
Rare Carat€2,891 EUR

36 data points across 19 retailers

19 retailers€277 EUR to €2,694 EUR

A
Cheapest Retailer
-
€277 EUR
$309 USD
A
Retailer 2
-
€320 EUR
$358 USD
View
A
Retailer 3
-
€331 EUR
$370 USD
View
Final sale: no returns
A
Retailer 4
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€343 EUR
$383 USD
View
A
Retailer 5
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€343 EUR
$383 USD
View
A
Retailer 6
-
€483 EUR
$540 USD
View
A
Retailer 7
-
€559 EUR
$624 USD
View
A
Retailer 8
-
€589 EUR
ZAR 10,634 ZAR
View
A
Retailer 9
-
€609 EUR
£536 GBP
View
A
Retailer 10
-
€635 EUR
View
B+
Retailer 11
-
€967 EUR
$1,080 USD
View
B+
Retailer 12
-
€1,054 EUR
$1,177 USD
View
B+
Retailer 13
-
€1,078 EUR
$1,204 USD
View
B+
Retailer 14
-
€1,102 EUR
$1,231 USD
View
B+
Retailer 15
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€1,144 EUR
$1,278 USD
View
B+
Retailer 16
-
€1,264 EUR
SGD 1,909 SGD
View
B+
Retailer 17
-
€1,381 EUR
£1,215 GBP
View
B
Retailer 18
-
€2,694 EUR
$3,010 USD
View
Most Expensive
Rare Carat
PD-241676 · Oct 21
€2,891 EUR
$3,230 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from €277 EURSave up to €2,418 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
€277 EUR