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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 $357 SGD
As of November 4, 2026
Save $1,765 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,121 SGD 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 $357 to $2,121, a $1,765 spread on the same certified stone. Brilliant Earth lists it at $2,121. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,121 SGD|Low: $357 SGD|High: $3,029 SGD|Avg: $1,080 SGD|-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$357 SGD
Retailer 3$369 SGD
Retailer 8$400 SGD
Retailer 5$607 SGD
Retailer 11$661 SGD
Retailer 13$663 SGD
Retailer 4$690 SGD
Retailer 2$741 SGD
Retailer 14$809 SGD
Retailer 15$1,213 SGD
Retailer 7$1,292 SGD
Retailer 16$1,334 SGD
Retailer 6$1,403 SGD
Retailer 9$1,577 SGD
Retailer 12$1,719 SGD
Brilliant Earth$2,121 SGD

38 data points across 16 retailers

16 retailers$357 SGD to $2,121 SGD

A
Cheapest Retailer
-
$357 SGD
Final sale: no returns
A
Retailer 2
-
$369 SGD
View
Retailer 3
-
$400 SGD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$607 SGD
View
A
Retailer 5
-
$661 SGD
View
A
Retailer 6
-
$663 SGD
View
A
Retailer 7
-
$690 SGD
View
B+
Retailer 8
-
$741 SGD
View
B+
Retailer 9
-
$809 SGD
View
B
Retailer 10
-
$1,213 SGD
View
B+
Retailer 11
-
$1,292 SGD
View
B+
Retailer 12
-
$1,334 SGD
View
B+
Retailer 13
-
$1,403 SGD
View
B
Retailer 14
-
$1,577 SGD
View
B
Retailer 15
-
$1,719 SGD
View
Most Expensive
B
Brilliant Earth
21434563A · Nov 4
$2,121 SGD
$1,660 USD
View
15 more retailers have this diamond
Prices start from $357 SGDSave up to $1,765 SGD

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
$357 SGD