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Round|Lab Grown|IGI

1.00ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG840620882

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840620882

Diamond specifications and retailer prices

From €238 EUR
$266 USD
As of October 30, 2026
Save €939 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,177 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round 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 LG840620882 or 840620882. Listed at 14 retailers as of October 30, 2026, with prices from €238 to €1,177, a €939 spread on the same certified stone. Reve Diamonds lists it at €1,177. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840620882
Dimensions6.46 × 6.48 × 3.93 mm
L/W Ratio1.00
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
6.46 mm6.48 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840620882
Side View
Table 56.0%Crown 33.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

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 30
Current: €499 EUR|Low: €238 EUR|High: €1,177 EUR|Avg: €582 EUR|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 31, 2026
Retailer 11€238 EUR
Retailer 3€264 EUR
Retailer 10€371 EUR
Retailer 13€427 EUR
Retailer 8€428 EUR
Retailer 9€441 EUR
Retailer 12€454 EUR
Retailer 1€499 EUR
Retailer 4€577 EUR
Retailer 6€690 EUR
Retailer 2€849 EUR
Retailer 5€896 EUR
Retailer 7€1,110 EUR
Reve Diamonds€1,177 EUR

6 data points across 14 retailers

14 retailers€238 EUR to €1,177 EUR

A
Cheapest Retailer
-
€238 EUR
$266 USD
Final sale: no returns
A
Retailer 2
-
€264 EUR
$295 USD
View
A
Retailer 3
-
€371 EUR
$415 USD
View
A
Retailer 4
-
€427 EUR
$477 USD
View
A
Retailer 5
-
€428 EUR
£376 GBP
View
A
Retailer 6
-
€441 EUR
View
A
Retailer 7
-
€454 EUR
ZAR 8,194 ZAR
View
B+
Retailer 8
-
€499 EUR
£439 GBP
View
B+
Retailer 9
-
€577 EUR
$644 USD
View
B+
Retailer 10
-
€690 EUR
$771 USD
View
B
Retailer 11
-
€849 EUR
$949 USD
View
B
Retailer 12
-
€896 EUR
$1,001 USD
View
B
Retailer 13
-
€1,110 EUR
$1,240 USD
View
Most Expensive
B
Reve Diamonds
A0F312E87 · Oct 30
€1,177 EUR
$1,315 USD
View
13 more retailers have this diamond
Prices start from €238 EURSave up to €939 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
1.00ct Round
€238 EUR