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Round|Lab Grown|IGI

1.31ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836619328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836619328

Diamond specifications and retailer prices

From €248 EUR
$276 USD
As of October 29, 2026
Save €1,801 EUR (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,049 EUR at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836619328 or 836619328. Listed at 22 retailers as of October 29, 2026, with prices from €248 to €2,049, a €1,801 spread on the same certified stone. Helzberg Diamonds lists it at €2,049. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619328
Dimensions7.00 × 7.06 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.00 mm7.06 mm1.31 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619328
Side View
Table 56.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

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 29
Current: €2,049 EUR|Low: €244 EUR|High: €2,049 EUR|Avg: €770 EUR
Helzberg Diamonds
Retailer 2
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Retailer 22
October 29, 2026
Retailer 9€248 EUR
Retailer 10€278 EUR
Retailer 4€288 EUR
Retailer 5€307 EUR
Retailer 12€307 EUR
Retailer 3€481 EUR
Retailer 17€499 EUR
Retailer 13€504 EUR
Retailer 6€509 EUR
Retailer 18€528 EUR
Retailer 7€535 EUR
Retailer 2€538 EUR
Retailer 8€683 EUR
Retailer 20€814 EUR
Retailer 22€944 EUR
Retailer 21€987 EUR
Retailer 14€988 EUR
Retailer 11€1,034 EUR
Retailer 16€1,238 EUR
Retailer 19€1,280 EUR
Retailer 15€1,761 EUR
Helzberg Diamonds€2,049 EUR

24 data points across 22 retailers

22 retailers€248 EUR to €2,049 EUR

A
Cheapest Retailer
-
€248 EUR
$276 USD
A
Retailer 2
-
€278 EUR
$309 USD
View
Final sale: no returns
A
Retailer 3
-
€288 EUR
$320 USD
View
A
Retailer 4
-
€307 EUR
$342 USD
View
A
Retailer 5
-
€307 EUR
$342 USD
View
A
Retailer 6
-
€481 EUR
$535 USD
View
A
Retailer 7
-
€499 EUR
£437 GBP
View
A
Retailer 8
-
€504 EUR
View
A
Retailer 9
-
€509 EUR
$566 USD
View
A
Retailer 10
-
€528 EUR
ZAR 9,496 ZAR
View
A
Retailer 11
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€535 EUR
$595 USD
View
A
Retailer 12
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€538 EUR
£472 GBP
View
A
Retailer 13
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€683 EUR
$760 USD
View
B+
Retailer 14
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€814 EUR
$906 USD
View
B+
Retailer 15
-
€944 EUR
$1,051 USD
View
B+
Retailer 16
-
€987 EUR
SGD 1,485 SGD
View
B+
Retailer 17
-
€988 EUR
$1,100 USD
View
B+
Retailer 18
-
€1,034 EUR
$1,150 USD
View
B+
Retailer 19
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€1,238 EUR
£1,085 GBP
View
B+
Retailer 20
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€1,280 EUR
$1,425 USD
View
B
Retailer 21
-
€1,761 EUR
$1,960 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHPJIO · Oct 29
€2,049 EUR
$2,281 USD
View
21 more retailers have this diamond
Prices start from €248 EURSave up to €1,801 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
1.31ct Round
€248 EUR