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Round|Lab Grown|IGI

1.20ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG830624065

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830624065

Diamond specifications and retailer prices

From €253 EUR
$283 USD
As of October 30, 2026
Save €1,233 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,486 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624065 or 830624065. Listed at 16 retailers as of October 30, 2026, with prices from €253 to €1,486, a €1,233 spread on the same certified stone. Brilliant Earth lists it at €1,486. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624065
Dimensions6.86 × 6.81 × 4.16 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
6.86 mm6.81 mm1.20 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624065
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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: €1,486 EUR|Low: €253 EUR|High: €2,121 EUR|Avg: €715 EUR|-30.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 7€253 EUR
Retailer 3€262 EUR
Retailer 4€280 EUR
Retailer 12€425 EUR
Retailer 10€465 EUR
Retailer 5€469 EUR
Retailer 11€482 EUR
Retailer 2€533 EUR
Retailer 6€567 EUR
Retailer 16€861 EUR
Retailer 15€905 EUR
Retailer 8€948 EUR
Retailer 14€983 EUR
Retailer 9€1,130 EUR
Retailer 13€1,338 EUR
Brilliant Earth€1,486 EUR

40 data points across 16 retailers

16 retailers€253 EUR to €1,486 EUR

A
Cheapest Retailer
-
€253 EUR
$283 USD
Final sale: no returns
A
Retailer 2
-
€262 EUR
$293 USD
View
A
Retailer 3
-
€280 EUR
$313 USD
View
A
Retailer 4
-
€425 EUR
$475 USD
View
A
Retailer 5
-
€465 EUR
View
A
Retailer 6
-
€469 EUR
$524 USD
View
A
Retailer 7
-
€482 EUR
ZAR 8,696 ZAR
View
B+
Retailer 8
-
€533 EUR
£469 GBP
View
B+
Retailer 9
-
€567 EUR
$634 USD
View
B
Retailer 10
-
€861 EUR
$962 USD
View
B+
Retailer 11
-
€905 EUR
SGD 1,367 SGD
View
B
Retailer 12
-
€948 EUR
$1,059 USD
View
B+
Retailer 13
-
€983 EUR
$1,098 USD
View
B
Retailer 14
-
€1,130 EUR
£994 GBP
View
Retailer 15
-
€1,338 EUR
$1,495 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21434563A · Oct 30
€1,486 EUR
$1,660 USD
View
15 more retailers have this diamond
Prices start from €253 EURSave up to €1,233 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
1.20ct Round
€253 EUR