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Radiant|Lab Grown|IGI

1.16ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG618434067

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

Certificate IGI LG618434067

Diamond specifications and retailer prices

From €873 EUR
A$1,507 AUD
As of October 29, 2026
Save €304 EUR (26%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,516 EUR at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.16ct lab-grown radiant diamond

This 1.16ct 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 LG618434067 or 618434067. Listed at 11 retailers as of October 29, 2026, with a 35% 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

1.16
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618434067
Dimensions7.61 × 5.25 × 3.42 mm
L/W Ratio1.45
Culet sizePointed
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
7.61 mm5.25 mm1.16 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618434067
Side View
Table 67.0%Crown 40°Girdle: Slightly ThickPavilion 36.3°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,516 EUR|Low: €177 EUR|High: €1,560 EUR|Avg: €723 EUR|-2.9%
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
October 29, 2026
Retailer 13€177 EUR
Retailer 12€329 EUR
Retailer 8€338 EUR
Retailer 7€358 EUR
Retailer 4€502 EUR
Retailer 11€509 EUR
Retailer 3€583 EUR
Retailer 10€681 EUR
Retailer 2€873 EUR
Retailer 9€991 EUR
Retailer 6€1,177 EUR
Retailer 5€1,471 EUR
Brilliant Earth€1,516 EUR

19 data points across 13 retailers

11 retailers€873 EUR to €1,177 EUR

Retailer 1
-
€153 EUR
$172 USD
Price last confirmed 25 days ago
Retailer 2
-
€177 EUR
$199 USD
View
Price last confirmed 36 days ago
Retailer 3
-
€338 EUR
$379 USD
View
Price last confirmed 27 days ago
Retailer 4
-
€583 EUR
$654 USD
View
Price last confirmed 24 days ago
Retailer 5
-
€673 EUR
$755 USD
View
Price last confirmed 33 days ago
B+
Retailer 6
-
€873 EUR
A$1,507 AUD
View
Retailer 7
-
€991 EUR
£875 GBP
View
Price last confirmed 28 days ago
B+
Retailer 8
-
€1,177 EUR
$1,320 USD
View
Retailer 9
-
€1,208 EUR
$1,355 USD
View
Price last confirmed 29 days ago
Retailer 10
-
€1,370 EUR
$1,537 USD
View
Most Expensive
Brilliant Earth
9922476Y · Oct 8
€1,516 EUR
$1,700 USD
View
Price last confirmed 25 days ago
10 more retailers have this diamond
Prices start from €873 EURSave up to €304 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.

B+
1.16ct Radiant
€873 EUR