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Radiant|Lab Grown|IGI

1.05ct F IF Radiant Lab Grown Diamond

EX • F/IF • IGI LG734533277

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

Certificate IGI LG734533277

Diamond specifications and retailer prices

From €152 EUR
As of November 4, 2026
Save €1,309 EUR (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €1,675 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown radiant diamond

This 1.05ct 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 LG734533277 or 734533277. Listed at 25 retailers as of November 4, 2026, with a 859% 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

1.05
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734533277
Dimensions7.58 × 5.05 × 3.32 mm
L/W Ratio1.50
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
7.58 mm5.05 mm1.05 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734533277
Side View
Table 63.0%Crown 37.5°Girdle: MediumPavilion 35°Culet: NoneDepth 65.7%

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 4
Current: €374 EUR|Low: €146 EUR|High: €1,310 EUR|Avg: €483 EUR|+2.4%
Retailer 1
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
November 6, 2026
Retailer 16€152 EUR
Retailer 9€169 EUR
Retailer 6€176 EUR
Retailer 2€189 EUR
Retailer 7€189 EUR
Retailer 3€268 EUR
Retailer 5€296 EUR
Retailer 11€360 EUR
Retailer 1€374 EUR
Retailer 8€404 EUR
Retailer 10€508 EUR
Retailer 14€641 EUR
Retailer 4€670 EUR
Retailer 15€824 EUR
Retailer 13€967 EUR
Retailer 12€975 EUR
Retailer 17€1,310 EUR

46 data points across 17 retailers

25 retailers€152 EUR to €1,461 EUR

A
Cheapest Retailer
-
€152 EUR
A
Retailer 2
-
€169 EUR
View
Final sale: no returns
A
Retailer 3
-
€176 EUR
View
Retailer 4
-
€189 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
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€189 EUR
View
B+
Retailer 6
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€268 EUR
View
A
Retailer 7
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€296 EUR
View
A
Retailer 8
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€360 EUR
View
A
Retailer 9
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€374 EUR
View
A
Retailer 10
-
€404 EUR
View
A
Retailer 11
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€424 EUR
View
A
Retailer 12
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€508 EUR
View
B+
Retailer 13
-
€641 EUR
View
B+
Retailer 14
-
€670 EUR
View
B+
Retailer 15
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€716 EUR
View
B
Retailer 16
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€824 EUR
View
Retailer 17
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€942 EUR
View
Price last confirmed 61 days ago
Retailer 18
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€944 EUR
View
Price last confirmed 16 days ago
Retailer 19
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€967 EUR
View
Price last confirmed 16 days ago
B+
Retailer 20
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€975 EUR
View
B
Retailer 21
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€982 EUR
View
Retailer 22
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€1,002 EUR
View
Price last confirmed 39 days ago
B
Retailer 23
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€1,310 EUR
View
B
Retailer 24
-
€1,461 EUR
View
Most Expensive
Queensmith
LG734533277 · Oct 27
€1,675 EUR
£1,480 GBP
View
Price last confirmed 9 days ago
24 more retailers have this diamond
Prices start from €152 EURSave up to €1,309 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
1.05ct Radiant
€152 EUR