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Radiant|Lab Grown|IGI

1.35ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG728540141

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

Certificate IGI LG728540141

Diamond specifications and retailer prices

From €271 EUR
$303 USD
As of October 30, 2026
Save €1,761 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,032 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.35ct lab-grown radiant diamond

This 1.35ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG728540141 or 728540141. Listed at 22 retailers as of October 30, 2026, with prices from €271 to €2,032, a €1,761 spread on the same certified stone. Brilliant Earth lists it at €2,032. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728540141
Dimensions7.81 × 5.46 × 3.65 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm5.46 mm1.35 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728540141
Side View
Table 66.0%Crown 44.5°Girdle: Slightly ThickPavilion 34.9°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
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: Oct 30
Current: €2,032 EUR|Low: €260 EUR|High: €2,032 EUR|Avg: €772 EUR|+1.3%
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
November 1, 2026
Retailer 3€271 EUR
Retailer 7€303 EUR
Retailer 4€337 EUR
Retailer 15€452 EUR
Retailer 12€474 EUR
Retailer 6€562 EUR
Retailer 9€570 EUR
Retailer 11€578 EUR
Retailer 8€598 EUR
Retailer 10€821 EUR
Retailer 14€1,034 EUR
Retailer 5€1,094 EUR
Retailer 2€1,348 EUR
Retailer 13€1,665 EUR
Brilliant Earth€2,032 EUR

45 data points across 15 retailers

22 retailers€271 EUR to €2,032 EUR

A
Cheapest Retailer
-
€271 EUR
$303 USD
A
Retailer 2
-
€303 EUR
$339 USD
View
Final sale: no returns
A
Retailer 3
-
€315 EUR
$352 USD
View
Retailer 4
-
€337 EUR
$376 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€337 EUR
$376 USD
View
A
Retailer 6
-
€452 EUR
$505 USD
View
A
Retailer 7
-
€474 EUR
$530 USD
View
A
Retailer 8
-
€562 EUR
$628 USD
View
A
Retailer 9
-
€570 EUR
View
A
Retailer 10
-
€578 EUR
ZAR 10,434 ZAR
View
A
Retailer 11
-
€598 EUR
£526 GBP
View
B+
Retailer 12
-
€821 EUR
A$1,411 AUD
View
B+
Retailer 13
-
€870 EUR
$972 USD
View
B+
Retailer 14
-
€903 EUR
$1,009 USD
View
B+
Retailer 15
-
€1,034 EUR
$1,155 USD
View
B+
Retailer 16
-
€1,081 EUR
$1,208 USD
View
Retailer 17
-
€1,094 EUR
A$1,881 AUD
View
Price last confirmed 29 days ago
B+
Retailer 18
-
€1,124 EUR
$1,256 USD
View
B+
Retailer 19
-
€1,348 EUR
£1,186 GBP
View
B
Retailer 20
-
€1,363 EUR
$1,523 USD
View
Retailer 21
-
€1,665 EUR
$1,860 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
15548548A · Oct 31
€2,032 EUR
$2,270 USD
View
21 more retailers have this diamond
Prices start from €271 EURSave up to €1,761 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
1.35ct Radiant
€271 EUR