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Round|Lab Grown|IGI

1.03ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG729569773

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729569773

Diamond specifications and retailer prices

From $307 AUD
As of November 5, 2026
Save $1,678 AUD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,986 AUD at Brilliant Earth · As of November 5, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729569773 or 729569773. Listed at 23 retailers as of November 5, 2026, with prices from $307 to $1,986, a $1,678 spread on the same certified stone. Brilliant Earth lists it at $1,986. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729569773
Dimensions6.41 × 6.48 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.41 mm6.48 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729569773
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

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: $1,986 AUD|Low: $307 AUD|High: $2,643 AUD|Avg: $952 AUD|-24.9%
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 3$307 AUD
Retailer 7$329 AUD
Retailer 4$460 AUD
Retailer 10$581 AUD
Retailer 12$587 AUD
Retailer 2$611 AUD
Retailer 5$676 AUD
Retailer 16$681 AUD
Retailer 13$769 AUD
Retailer 14$817 AUD
Retailer 11$830 AUD
Retailer 15$1,041 AUD
Retailer 6$1,171 AUD
Retailer 8$1,293 AUD
Retailer 9$1,587 AUD
Brilliant Earth$1,986 AUD

42 data points across 16 retailers

23 retailers$307 AUD to $1,986 AUD

Retailer 1
-
$283 AUD
Price last confirmed 19 days ago
A
Retailer 2
-
$307 AUD
View
Final sale: no returns
Retailer 3
-
$329 AUD
View
Price last confirmed 17 days ago
Retailer 4
-
$351 AUD
View
Price last confirmed 21 days ago
Retailer 5
-
$351 AUD
View
Price last confirmed 18 days ago
Retailer 6
-
$354 AUD
View
Price last confirmed 52 days ago
A
Retailer 7
-
$460 AUD
View
A
Retailer 8
-
$581 AUD
View
A
Retailer 9
-
$587 AUD
View
A
Retailer 10
-
$611 AUD
View
B+
Retailer 11
-
$676 AUD
View
B+
Retailer 12
-
$681 AUD
View
B+
Retailer 13
-
$769 AUD
View
B+
Retailer 14
-
$817 AUD
View
B+
Retailer 15
-
$830 AUD
View
Retailer 16
-
$867 AUD
View
Price last confirmed 9 days ago
Retailer 17
-
$1,041 AUD
View
Price last confirmed 9 days ago
Retailer 18
-
$1,129 AUD
View
Price last confirmed 19 days ago
B
Retailer 19
-
$1,171 AUD
View
Retailer 20
-
$1,293 AUD
View
Price last confirmed 30 days ago
B
Retailer 21
-
$1,587 AUD
View
B
Retailer 22
-
$1,986 AUD
View
Most Expensive
B
Brilliant Earth
16131409A · Nov 5
$1,986 AUD
$1,390 USD
View
22 more retailers have this diamond
Prices start from $307 AUDSave up to $1,678 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
$307 AUD