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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 €163 EUR
As of November 5, 2026
Save €1,236 EUR (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €1,675 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 4, 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 5
Current: €356 EUR|Low: €155 EUR|High: €1,399 EUR|Avg: €518 EUR|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
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Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 11€161 EUR
Retailer 7€163 EUR
Retailer 4€181 EUR
Retailer 14€187 EUR
Retailer 12€209 EUR
Retailer 19€258 EUR
Retailer 5€285 EUR
Retailer 16€345 EUR
Retailer 1€356 EUR
Retailer 3€388 EUR
Retailer 18€388 EUR
Retailer 20€396 EUR
Retailer 15€487 EUR
Retailer 2€616 EUR
Retailer 6€643 EUR
Retailer 9€694 EUR
Retailer 10€931 EUR
Retailer 17€935 EUR
Retailer 8€962 EUR
Retailer 13€1,345 EUR
Retailer 21€1,399 EUR

41 data points across 21 retailers

26 retailers€163 EUR to €1,399 EUR

Retailer 1
-
€161 EUR
Price last confirmed 16 days ago
A
Retailer 2
-
€163 EUR
View
Final sale: no returns
A
Retailer 3
-
€181 EUR
View
Retailer 4
-
€187 EUR
View
Price last confirmed 17 days ago
Retailer 5
-
€200 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€209 EUR
View
B+
Retailer 7
-
€258 EUR
View
A
Retailer 8
-
€285 EUR
View
A
Retailer 9
-
€345 EUR
View
A
Retailer 10
-
€356 EUR
View
A
Retailer 11
-
€388 EUR
View
A
Retailer 12
-
€388 EUR
View
A
Retailer 13
-
€396 EUR
View
A
Retailer 14
-
€487 EUR
View
B+
Retailer 15
-
€616 EUR
View
B+
Retailer 16
-
€643 EUR
View
B+
Retailer 17
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€691 EUR
View
B+
Retailer 18
-
€694 EUR
View
Retailer 19
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€931 EUR
View
Price last confirmed 16 days ago
B+
Retailer 20
-
€935 EUR
View
B
Retailer 21
-
€962 EUR
View
Retailer 22
-
€1,045 EUR
View
Price last confirmed 16 days ago
B
Retailer 23
-
€1,238 EUR
View
Retailer 24
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€1,345 EUR
View
Price last confirmed 13 days ago
B
Retailer 25
-
€1,399 EUR
View
Most Expensive
Queensmith
LG743556650 · Oct 27
€1,675 EUR
£1,480 GBP
View
Price last confirmed 9 days ago
25 more retailers have this diamond
Prices start from €163 EURSave up to €1,236 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
€163 EUR