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Radiant|Lab Grown|IGI

1.00ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG743556650

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

Certificate IGI LG743556650

Diamond specifications and retailer prices

From €164 EUR
As of November 6, 2026
Save €1,242 EUR (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €1,683 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743556650 or 743556650. Listed at 26 retailers as of November 6, 2026, with a 758% 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

1.00
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743556650
Dimensions7.52 × 5.06 × 3.24 mm
L/W Ratio1.49
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
7.52 mm5.06 mm1.00 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743556650
Side View
Table 61.0%Crown 37.6°Girdle: MediumPavilion 35.7°Culet: NoneDepth 64.0%

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: Nov 6
Current: €340 EUR|Low: €156 EUR|High: €1,406 EUR|Avg: €524 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 21
November 6, 2026
Retailer 11€162 EUR
Retailer 7€164 EUR
Retailer 4€182 EUR
Retailer 14€188 EUR
Retailer 12€211 EUR
Retailer 19€260 EUR
Retailer 5€287 EUR
Retailer 1€340 EUR
Retailer 15€358 EUR
Retailer 3€390 EUR
Retailer 18€390 EUR
Retailer 20€399 EUR
Retailer 16€490 EUR
Retailer 2€619 EUR
Retailer 6€647 EUR
Retailer 9€698 EUR
Retailer 10€936 EUR
Retailer 17€940 EUR
Retailer 8€967 EUR
Retailer 13€1,352 EUR
Retailer 21€1,406 EUR

40 data points across 21 retailers

26 retailers€164 EUR to €1,406 EUR

Retailer 1
-
€162 EUR
Price last confirmed 16 days ago
A
Retailer 2
-
€164 EUR
View
Final sale: no returns
A
Retailer 3
-
€182 EUR
View
Retailer 4
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€188 EUR
View
Price last confirmed 17 days ago
Retailer 5
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€202 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
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€211 EUR
View
B+
Retailer 7
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€260 EUR
View
A
Retailer 8
-
€287 EUR
View
A
Retailer 9
-
€340 EUR
View
A
Retailer 10
-
€358 EUR
View
A
Retailer 11
-
€390 EUR
View
A
Retailer 12
-
€390 EUR
View
A
Retailer 13
-
€399 EUR
View
A
Retailer 14
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€490 EUR
View
B+
Retailer 15
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€619 EUR
View
B+
Retailer 16
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€647 EUR
View
B+
Retailer 17
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€695 EUR
View
B+
Retailer 18
-
€698 EUR
View
Retailer 19
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€936 EUR
View
Price last confirmed 16 days ago
B+
Retailer 20
-
€940 EUR
View
B
Retailer 21
-
€967 EUR
View
Retailer 22
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€1,051 EUR
View
Price last confirmed 16 days ago
B
Retailer 23
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€1,245 EUR
View
Retailer 24
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€1,352 EUR
View
Price last confirmed 13 days ago
B
Retailer 25
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€1,406 EUR
View
Most Expensive
Queensmith
LG743556650 · Oct 27
€1,683 EUR
£1,480 GBP
View
Price last confirmed 10 days ago
25 more retailers have this diamond
Prices start from €164 EURSave up to €1,242 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
1.00ct Radiant
€164 EUR