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Round|Lab Grown|IGI

1.15ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG731588398

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731588398

Diamond specifications and retailer prices

From €206 EUR
$230 USD
As of October 30, 2026
Save €879 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,085 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG731588398 or 731588398. Listed at 20 retailers as of October 30, 2026, with prices from €206 to €1,085, a €879 spread on the same certified stone. Reve Diamonds lists it at €1,085. 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 angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731588398
Dimensions6.79 × 6.73 × 4.14 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
6.79 mm6.73 mm1.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731588398
Side View
Table 56.0%Crown 33.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

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: €370 EUR|Low: €206 EUR|High: €1,085 EUR|Avg: €507 EUR|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 9€206 EUR
Retailer 2€226 EUR
Retailer 8€315 EUR
Retailer 1€370 EUR
Retailer 5€386 EUR
Retailer 3€418 EUR
Retailer 10€444 EUR
Retailer 4€558 EUR
Retailer 7€737 EUR
Retailer 6€1,073 EUR
Reve Diamonds€1,085 EUR

41 data points across 11 retailers

20 retailers€206 EUR to €1,085 EUR

Retailer 1
-
€176 EUR
$197 USD
Price last confirmed 23 days ago
Retailer 2
-
€184 EUR
$206 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
€206 EUR
$230 USD
View
Final sale: no returns
Retailer 4
-
€214 EUR
$239 USD
View
Price last confirmed 38 days ago
Retailer 5
-
€226 EUR
$252 USD
View
Price last confirmed 38 days ago
Retailer 6
-
€228 EUR
$255 USD
View
Price last confirmed 28 days ago
Retailer 7
-
€228 EUR
$255 USD
View
Price last confirmed 22 days ago
A
Retailer 8
-
€315 EUR
$352 USD
View
A
Retailer 9
-
€370 EUR
£325 GBP
View
Retailer 10
-
€386 EUR
ZAR 6,968 ZAR
View
Price last confirmed 7 days ago
A
Retailer 11
-
€418 EUR
£368 GBP
View
A
Retailer 12
-
€444 EUR
$496 USD
View
A
Retailer 13
-
€526 EUR
$588 USD
View
A
Retailer 14
-
€558 EUR
A$959 AUD
View
Retailer 15
-
€734 EUR
$820 USD
View
Price last confirmed 39 days ago
Retailer 16
-
€734 EUR
$820 USD
View
Price last confirmed 30 days ago
B+
Retailer 17
-
€737 EUR
$823 USD
View
B+
Retailer 18
-
€782 EUR
$873 USD
View
B
Retailer 19
-
€1,073 EUR
£944 GBP
View
Most Expensive
B
Reve Diamonds
12806E69B · Oct 30
€1,085 EUR
$1,212 USD
View
19 more retailers have this diamond
Prices start from €206 EURSave up to €879 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
€206 EUR