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Round|Lab Grown|IGI

1.03ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG825675286

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825675286

Diamond specifications and retailer prices

From $383 AUD
As of November 5, 2026
Save $1,726 AUD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,110 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG825675286 or 825675286. Listed at 21 retailers as of November 4, 2026, with prices from $383 to $2,110, a $1,726 spread on the same certified stone. Brilliant Earth lists it at $2,110. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825675286
Dimensions6.55 × 6.50 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
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
6.55 mm6.50 mm1.03 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825675286
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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 5
Current: $2,110 AUD|Low: $378 AUD|High: $2,908 AUD|Avg: $969 AUD|-27.5%
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
November 5, 2026
Retailer 12$383 AUD
Retailer 3$408 AUD
Retailer 4$408 AUD
Retailer 9$686 AUD
Retailer 10$694 AUD
Retailer 7$696 AUD
Retailer 13$704 AUD
Retailer 2$764 AUD
Retailer 5$804 AUD
Retailer 8$1,031 AUD
Retailer 11$1,393 AUD
Retailer 6$1,638 AUD
Brilliant Earth$2,110 AUD

43 data points across 13 retailers

21 retailers$383 AUD to $2,110 AUD

Retailer 1
-
$312 AUD
Price last confirmed 35 days ago
Retailer 2
-
$375 AUD
View
Price last confirmed 23 days ago
Retailer 3
-
$378 AUD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$383 AUD
View
Retailer 5
-
$388 AUD
View
Price last confirmed 65 days ago
Retailer 6
-
$398 AUD
View
Price last confirmed 37 days ago
Retailer 7
-
$402 AUD
View
Price last confirmed 34 days ago
Retailer 8
-
$408 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$408 AUD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$686 AUD
View
B+
Retailer 11
-
$694 AUD
View
B+
Retailer 12
-
$696 AUD
View
B+
Retailer 13
-
$704 AUD
View
B+
Retailer 14
-
$764 AUD
View
B+
Retailer 15
-
$804 AUD
View
B+
Retailer 16
-
$1,031 AUD
View
Retailer 17
-
$1,296 AUD
View
Price last confirmed 37 days ago
Retailer 18
-
$1,337 AUD
View
Price last confirmed 71 days ago
B
Retailer 19
-
$1,393 AUD
View
B
Retailer 20
-
$1,638 AUD
View
Most Expensive
B
Brilliant Earth
21071870A · Nov 4
$2,110 AUD
$1,480 USD
View
20 more retailers have this diamond
Prices start from $383 AUDSave up to $1,726 AUD

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
1.03ct Round
$383 AUD