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Round|Lab Grown|IGI

1.15ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG744512411

Shape and cutting style on the report: Round brilliant

Certificate IGI LG744512411

Diamond specifications and retailer prices

From €228 EUR
$255 USD
As of October 25, 2026
16 retailers carry this diamond
Most expensive: €1,038 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.15ct lab-grown round diamond

This 1.15ct lab-grown round 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 LG744512411 or 744512411. Listed at 16 retailers as of October 25, 2026. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744512411
Dimensions6.72 × 6.67 × 4.13 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.72 mm6.67 mm1.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744512411
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

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 25
Current: €998 EUR|Low: €176 EUR|High: €7,166 EUR|Avg: €1,191 EUR|-1.8%
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
October 18, 2026
Retailer 7€176 EUR
Retailer 2€228 EUR
Retailer 6€228 EUR
Retailer 12€318 EUR
Retailer 13€408 EUR
Retailer 9€488 EUR
Retailer 4€521 EUR
Retailer 5€542 EUR
Retailer 10€712 EUR
Retailer 3€997 EUR
Rare Carat€998 EUR
Retailer 11€1,844 EUR
Retailer 8€7,166 EUR

7 data points across 13 retailers

16 retailers

A
Cheapest Retailer
-
€228 EUR
$255 USD
Retailer 2
-
€943 EUR
$1,054 USD
View
Price last confirmed 75 days ago
Retailer 3
-
€943 EUR
$1,054 USD
View
Price last confirmed 51 days ago
Retailer 4
-
€994 EUR
$1,110 USD
View
Price last confirmed 12 days ago
Retailer 5
-
€998 EUR
$1,115 USD
View
Price last confirmed 12 days ago
Retailer 6
-
€1,011 EUR
$1,130 USD
View
Price last confirmed 12 days ago
Retailer 7
-
€1,011 EUR
$1,130 USD
View
Price last confirmed 12 days ago
Retailer 8
-
€1,011 EUR
$1,130 USD
View
Price last confirmed 12 days ago
Retailer 9
-
€1,011 EUR
$1,130 USD
View
Price last confirmed 12 days ago
Retailer 10
-
€1,013 EUR
$1,132 USD
View
Price last confirmed 72 days ago
Retailer 11
-
€1,016 EUR
$1,135 USD
View
Price last confirmed 12 days ago
Retailer 12
-
€1,016 EUR
$1,135 USD
View
Price last confirmed 12 days ago
Retailer 13
-
€1,016 EUR
$1,135 USD
View
Price last confirmed 12 days ago
Retailer 14
-
€1,016 EUR
$1,135 USD
View
Price last confirmed 82 days ago
Retailer 15
-
€1,025 EUR
$1,145 USD
View
Price last confirmed 36 days ago
Most Expensive
Rare Carat
NGB-19_l_640492470 · Oct 18
€1,038 EUR
$1,160 USD
View
Price last confirmed 12 days ago
15 more retailers have this diamond
Prices start from €228 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 Round
€228 EUR