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Radiant|Lab Grown|IGI

1.43ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG626454458

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

Certificate IGI LG626454458

Diamond specifications and retailer prices

From €451 EUR
$504 USD
As of November 1, 2026
Save €855 EUR (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,306 EUR at Michael Trio · As of November 1, 2026
View at Michael Trio

About this 1.43ct lab-grown radiant diamond

This 1.43ct 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 LG626454458 or 626454458. Listed at 13 retailers as of November 1, 2026, with prices from €451 to €1,306, a €855 spread on the same certified stone. Michael Trio lists it at €1,306. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626454458
Dimensions7.86 × 5.60 × 3.81 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.86 mm5.60 mm1.43 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626454458
Side View
Table 62.0%Crown 38.4°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.0%

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: Nov 1
Current: €1,306 EUR|Low: €429 EUR|High: €1,329 EUR|Avg: €758 EUR|+24.9%
Michael Trio
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 12€439 EUR
Retailer 9€451 EUR
Retailer 7€454 EUR
Retailer 5€504 EUR
Retailer 10€534 EUR
Retailer 3€641 EUR
Retailer 6€659 EUR
Retailer 8€866 EUR
Retailer 4€1,050 EUR
Retailer 2€1,075 EUR
Michael Trio€1,306 EUR
Retailer 11€1,329 EUR

25 data points across 12 retailers

13 retailers€451 EUR to €1,306 EUR

Retailer 1
-
€217 EUR
$242 USD
Price last confirmed 33 days ago
Retailer 2
-
€251 EUR
$280 USD
View
Price last confirmed 35 days ago
Retailer 3
-
€265 EUR
$296 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
€451 EUR
$504 USD
View
Retailer 5
-
€454 EUR
ZAR 8,189 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 6
-
€504 EUR
£444 GBP
View
B+
Retailer 7
-
€534 EUR
$597 USD
View
Retailer 8
-
€659 EUR
A$1,133 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€749 EUR
£659 GBP
View
Retailer 10
-
€863 EUR
$964 USD
View
Price last confirmed 32 days ago
B
Retailer 11
-
€866 EUR
$967 USD
View
B
Retailer 12
-
€1,075 EUR
£946 GBP
View
Most Expensive
B
Michael Trio
1756675263 · Nov 1
€1,306 EUR
SGD 1,972 SGD
View
12 more retailers have this diamond
Prices start from €451 EURSave up to €855 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
1.43ct Radiant
€451 EUR