Radiant|Lab Grown|IGI

1.03ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG779645252

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

Certificate IGI LG779645252

Diamond specifications and retailer prices

From €192 EUR
$215 USD
As of October 30, 2026
Save €918 EUR (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,531 EUR at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.03ct lab-grown radiant diamond

This 1.03ct 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 LG779645252 or 779645252. Listed at 22 retailers as of October 30, 2026, with a 477% 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

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779645252
Dimensions7.31 × 4.93 × 3.35 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm4.93 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779645252
Side View
Table 65.0%Crown 44.1°Girdle: MediumPavilion 37.4°Culet: NoneDepth 68.0%

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: €1,531 EUR|Low: €152 EUR|High: €1,531 EUR|Avg: €531 EUR
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
Retailer 17
October 30, 2026
Retailer 3€192 EUR
Retailer 15€214 EUR
Retailer 6€223 EUR
Retailer 4€238 EUR
Retailer 7€238 EUR
Retailer 2€338 EUR
Retailer 16€384 EUR
Retailer 13€409 EUR
Retailer 10€441 EUR
Retailer 9€448 EUR
Retailer 14€582 EUR
Retailer 5€766 EUR
Retailer 17€768 EUR
Retailer 12€800 EUR
Retailer 8€928 EUR
Retailer 11€959 EUR
Brilliant Earth€1,531 EUR

44 data points across 17 retailers

22 retailers€192 EUR to €1,110 EUR

A
Cheapest Retailer
-
€192 EUR
$215 USD
A
Retailer 2
-
€214 EUR
$239 USD
View
Final sale: no returns
A
Retailer 3
-
€223 EUR
$249 USD
View
A
Retailer 4
-
€238 EUR
$266 USD
View
A
Retailer 5
-
€238 EUR
$266 USD
View
A
Retailer 6
-
€264 EUR
HK$2,300 HKD
View
A
Retailer 7
-
€338 EUR
$378 USD
View
Retailer 8
-
€384 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
€409 EUR
ZAR 7,386 ZAR
View
A
Retailer 10
-
€441 EUR
£388 GBP
View
A
Retailer 11
-
€448 EUR
$501 USD
View
A
Retailer 12
-
€524 EUR
$585 USD
View
B+
Retailer 13
-
€582 EUR
A$1,001 AUD
View
B+
Retailer 14
-
€646 EUR
SGD 975 SGD
View
B+
Retailer 15
-
€766 EUR
$856 USD
View
B+
Retailer 16
-
€768 EUR
$858 USD
View
B+
Retailer 17
-
€800 EUR
A$1,375 AUD
View
B+
Retailer 18
-
€813 EUR
$908 USD
View
B
Retailer 19
-
€928 EUR
£816 GBP
View
B+
Retailer 20
-
€959 EUR
£844 GBP
View
B
Retailer 21
-
€1,110 EUR
$1,240 USD
View
Most Expensive
Brilliant Earth
18018351A · Oct 22
€1,531 EUR
$1,710 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from €192 EURSave up to €918 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
1.03ct Radiant
€192 EUR