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Radiant|Lab Grown|IGI

1.15ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG640446935

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

Certificate IGI LG640446935

Diamond specifications and retailer prices

From €218 EUR
$245 USD
As of November 2, 2026
Save €1,484 EUR (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,703 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG640446935 or 640446935. Listed at 21 retailers as of November 2, 2026, with prices from €218 to €1,703, a €1,484 spread on the same certified stone. Brilliant Earth lists it at €1,703. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640446935
Dimensions7.88 × 4.96 × 3.29 mm
L/W Ratio1.59
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm4.96 mm1.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640446935
Side View
Table 63.0%Crown 40.3°Girdle: MediumPavilion 32.6°Culet: NoneDepth 66.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,703 EUR|Low: €210 EUR|High: €1,970 EUR|Avg: €641 EUR|-13.6%
Brilliant Earth
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
November 3, 2026
Retailer 3€218 EUR
Retailer 8€244 EUR
Retailer 6€253 EUR
Retailer 4€271 EUR
Retailer 7€271 EUR
Retailer 16€379 EUR
Retailer 13€447 EUR
Retailer 10€468 EUR
Retailer 2€514 EUR
Retailer 15€661 EUR
Retailer 9€718 EUR
Retailer 5€871 EUR
Retailer 14€899 EUR
Retailer 12€1,086 EUR
Retailer 11€1,186 EUR
Brilliant Earth€1,703 EUR

44 data points across 16 retailers

21 retailers€218 EUR to €1,703 EUR

A
Cheapest Retailer
-
€218 EUR
$245 USD
A
Retailer 2
-
€244 EUR
$274 USD
View
Final sale: no returns
A
Retailer 3
-
€253 EUR
$284 USD
View
Retailer 4
-
€271 EUR
$304 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€271 EUR
$304 USD
View
A
Retailer 6
-
€379 EUR
$425 USD
View
A
Retailer 7
-
€447 EUR
View
A
Retailer 8
-
€468 EUR
ZAR 8,475 ZAR
View
A
Retailer 9
-
€511 EUR
$573 USD
View
A
Retailer 10
-
€514 EUR
£454 GBP
View
B+
Retailer 11
-
€661 EUR
A$1,140 AUD
View
B+
Retailer 12
-
€718 EUR
$805 USD
View
B+
Retailer 13
-
€871 EUR
$977 USD
View
Retailer 14
-
€874 EUR
$980 USD
View
Price last confirmed 17 days ago
B+
Retailer 15
-
€899 EUR
A$1,551 AUD
View
B+
Retailer 16
-
€917 EUR
$1,029 USD
View
B+
Retailer 17
-
€983 EUR
$1,103 USD
View
B+
Retailer 18
-
€1,086 EUR
£959 GBP
View
B+
Retailer 19
-
€1,186 EUR
$1,330 USD
View
B
Retailer 20
-
€1,192 EUR
$1,337 USD
View
Most Expensive
B
Brilliant Earth
14080924A · Nov 2
€1,703 EUR
$1,910 USD
View
20 more retailers have this diamond
Prices start from €218 EURSave up to €1,484 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
1.15ct Radiant
€218 EUR