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Round|Lab Grown|IGI

1.01ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG840645784

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840645784

Diamond specifications and retailer prices

From €259 EUR
As of November 4, 2026
Save €691 EUR (73%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €950 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840645784 or 840645784. Listed at 7 retailers as of November 4, 2026, with prices from €259 to €950, a €691 spread on the same certified stone. Brilliant Earth lists it at €950. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840645784
Dimensions6.46 × 6.43 × 3.97 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 Faint Blue
Top View
6.46 mm6.43 mm1.01 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840645784
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.6%

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: Nov 4
Current: €950 EUR|Low: €259 EUR|High: €1,109 EUR|Avg: €571 EUR|-14.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 7€259 EUR
Retailer 3€323 EUR
Retailer 2€325 EUR
Retailer 5€517 EUR
Retailer 6€643 EUR
Retailer 4€865 EUR
Brilliant Earth€950 EUR

32 data points across 7 retailers

7 retailers€259 EUR to €950 EUR

B+
Cheapest Retailer
-
€259 EUR
A
Retailer 2
-
€323 EUR
View
A
Retailer 3
-
€325 EUR
View
B+
Retailer 4
-
€517 EUR
View
B+
Retailer 5
-
€643 EUR
View
B
Retailer 6
-
€865 EUR
View
Most Expensive
B
Brilliant Earth
21689799A · Nov 4
€950 EUR
$1,070 USD
View
6 more retailers have this diamond
Prices start from €259 EURSave up to €691 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
1.01ct Round
€259 EUR