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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 $495 NZD
As of November 4, 2026
Save $2,450 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,945 NZD at Brilliant Earth · As of November 4, 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 November 4, 2026, with prices from $495 to $2,945, a $2,450 spread on the same certified stone. Brilliant Earth lists it at $2,945. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,945 NZD|Low: $495 NZD|High: $4,204 NZD|Avg: $1,499 NZD|-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
November 5, 2026
Retailer 10$495 NZD
Retailer 3$513 NZD
Retailer 8$555 NZD
Retailer 5$843 NZD
Retailer 11$917 NZD
Retailer 13$921 NZD
Retailer 4$958 NZD
Retailer 2$1,029 NZD
Retailer 14$1,123 NZD
Retailer 15$1,684 NZD
Retailer 7$1,794 NZD
Retailer 16$1,852 NZD
Retailer 6$1,948 NZD
Retailer 9$2,189 NZD
Retailer 12$2,386 NZD
Brilliant Earth$2,945 NZD

38 data points across 16 retailers

16 retailers$495 NZD to $2,945 NZD

A
Cheapest Retailer
-
$495 NZD
Final sale: no returns
A
Retailer 2
-
$513 NZD
View
Retailer 3
-
$555 NZD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$843 NZD
View
A
Retailer 5
-
$917 NZD
View
A
Retailer 6
-
$921 NZD
View
A
Retailer 7
-
$958 NZD
View
B+
Retailer 8
-
$1,029 NZD
View
B+
Retailer 9
-
$1,123 NZD
View
B
Retailer 10
-
$1,684 NZD
View
B+
Retailer 11
-
$1,794 NZD
View
B+
Retailer 12
-
$1,852 NZD
View
B+
Retailer 13
-
$1,948 NZD
View
B
Retailer 14
-
$2,189 NZD
View
B
Retailer 15
-
$2,386 NZD
View
Most Expensive
B
Brilliant Earth
21434563A · Nov 4
$2,945 NZD
$1,660 USD
View
15 more retailers have this diamond
Prices start from $495 NZDSave up to $2,450 NZD

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
$495 NZD