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Radiant|Lab Grown|IGI

1.45ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG638425478

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

Certificate IGI LG638425478

Diamond specifications and retailer prices

From €718 EUR
$805 USD
As of November 1, 2026
Save €4 EUR (1%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €722 EUR at Rare Carat · As of November 1, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638425478 or 638425478. Listed at 3 retailers as of November 1, 2026, with a relatively tight 1% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638425478
Dimensions8.01 × 5.72 × 3.83 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm5.72 mm1.45 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638425478
Side View
Table 67.0%Crown 39.7°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €718 EUR|Low: €399 EUR|High: €1,221 EUR|Avg: €793 EUR|-1.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 18, 2026
Retailer 3€399 EUR
Retailer 4€580 EUR
Retailer 2€692 EUR
Rare Carat€718 EUR
Retailer 5€1,141 EUR
Retailer 6€1,221 EUR

4 data points across 6 retailers

3 retailers€718 EUR to €722 EUR

Retailer 1
-
€700 EUR
$785 USD
Price last confirmed 15 days ago
B+
Retailer 2
-
€718 EUR
$805 USD
View
Most Expensive
B
Rare Carat
PPS-10017_l_627445038 · Nov 1
€722 EUR
$810 USD
View
2 more retailers have this diamond
Prices start from €718 EURSave up to €4 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.

B+
1.45ct Radiant
€718 EUR