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Radiant|Lab Grown|IGI

1.18ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818659433

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

Certificate IGI LG818659433

Diamond specifications and retailer prices

From €226 EUR
$253 USD
As of October 30, 2026
Save €1,671 EUR (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,005 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.18ct lab-grown radiant diamond

This 1.18ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659433 or 818659433. Listed at 19 retailers as of October 30, 2026, with a 738% 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

1.18
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659433
Dimensions7.21 × 5.33 × 3.67 mm
L/W Ratio1.35
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
7.21 mm5.33 mm1.18 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659433
Side View
Table 62.0%Crown 45.2°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 68.9%

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: €2,005 EUR|Low: €226 EUR|High: €2,300 EUR|Avg: €791 EUR|-0.9%
Rare Carat
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 8€226 EUR
Retailer 18€262 EUR
Retailer 9€264 EUR
Retailer 7€281 EUR
Retailer 17€281 EUR
Retailer 16€425 EUR
Retailer 19€469 EUR
Retailer 15€482 EUR
Retailer 2€525 EUR
Retailer 12€535 EUR
Retailer 4€675 EUR
Retailer 3€863 EUR
Retailer 6€902 EUR
Retailer 5€949 EUR
Retailer 11€1,031 EUR
Retailer 14€1,131 EUR
Retailer 10€1,146 EUR
Retailer 13€1,898 EUR
Rare Carat€2,005 EUR

36 data points across 19 retailers

19 retailers€226 EUR to €1,898 EUR

A
Cheapest Retailer
-
€226 EUR
$253 USD
A
Retailer 2
-
€262 EUR
$293 USD
View
A
Retailer 3
-
€264 EUR
$295 USD
View
Final sale: no returns
A
Retailer 4
-
€281 EUR
$314 USD
View
A
Retailer 5
-
€281 EUR
$314 USD
View
A
Retailer 6
-
€425 EUR
$475 USD
View
A
Retailer 7
-
€469 EUR
$524 USD
View
A
Retailer 8
-
€482 EUR
ZAR 8,707 ZAR
View
A
Retailer 9
-
€525 EUR
View
A
Retailer 10
-
€535 EUR
£471 GBP
View
B+
Retailer 11
-
€675 EUR
$754 USD
View
B+
Retailer 12
-
€863 EUR
$964 USD
View
B+
Retailer 13
-
€902 EUR
$1,008 USD
View
B+
Retailer 14
-
€949 EUR
$1,060 USD
View
B+
Retailer 15
-
€1,031 EUR
SGD 1,556 SGD
View
B+
Retailer 16
-
€1,131 EUR
£995 GBP
View
B
Retailer 17
-
€1,146 EUR
$1,280 USD
View
B
Retailer 18
-
€1,898 EUR
$2,120 USD
View
Most Expensive
Rare Carat
PD-231402 · Oct 18
€2,005 EUR
$2,240 USD
View
Price last confirmed 12 days ago
18 more retailers have this diamond
Prices start from €226 EURSave up to €1,671 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
1.18ct Radiant
€226 EUR