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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 €219 EUR
$245 USD
As of October 30, 2026
Save €1,490 EUR (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,710 EUR at Brilliant Earth · As of October 31, 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 October 30, 2026, with prices from €219 to €1,710, a €1,490 spread on the same certified stone. Brilliant Earth lists it at €1,710. 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
Color
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: Oct 30
Current: €1,710 EUR|Low: €210 EUR|High: €1,978 EUR|Avg: €642 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 1, 2026
Retailer 3€219 EUR
Retailer 8€245 EUR
Retailer 6€254 EUR
Retailer 4€272 EUR
Retailer 7€272 EUR
Retailer 16€380 EUR
Retailer 11€448 EUR
Retailer 13€467 EUR
Retailer 10€512 EUR
Retailer 14€663 EUR
Retailer 15€711 EUR
Retailer 5€875 EUR
Retailer 12€902 EUR
Retailer 9€1,090 EUR
Retailer 2€1,190 EUR
Brilliant Earth€1,710 EUR

44 data points across 16 retailers

21 retailers€219 EUR to €1,710 EUR

A
Cheapest Retailer
-
€219 EUR
$245 USD
A
Retailer 2
-
€245 EUR
$274 USD
View
Final sale: no returns
A
Retailer 3
-
€254 EUR
$284 USD
View
Retailer 4
-
€272 EUR
$304 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€272 EUR
$304 USD
View
A
Retailer 6
-
€380 EUR
$425 USD
View
A
Retailer 7
-
€448 EUR
View
A
Retailer 8
-
€467 EUR
ZAR 8,433 ZAR
View
A
Retailer 9
-
€512 EUR
£450 GBP
View
A
Retailer 10
-
€513 EUR
$573 USD
View
B+
Retailer 11
-
€663 EUR
A$1,140 AUD
View
B+
Retailer 12
-
€711 EUR
$794 USD
View
B+
Retailer 13
-
€875 EUR
$977 USD
View
Retailer 14
-
€877 EUR
$980 USD
View
Price last confirmed 16 days ago
B+
Retailer 15
-
€902 EUR
A$1,551 AUD
View
B+
Retailer 16
-
€921 EUR
$1,029 USD
View
B+
Retailer 17
-
€987 EUR
$1,103 USD
View
B+
Retailer 18
-
€1,090 EUR
£959 GBP
View
B+
Retailer 19
-
€1,190 EUR
$1,330 USD
View
B
Retailer 20
-
€1,197 EUR
$1,337 USD
View
Most Expensive
B
Brilliant Earth
14080924A · Oct 31
€1,710 EUR
$1,910 USD
View
20 more retailers have this diamond
Prices start from €219 EURSave up to €1,490 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
€219 EUR