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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG733573874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733573874

Diamond specifications and retailer prices

From $266 AUD
$187 USD
As of October 29, 2026
Save $1,611 AUD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,877 AUD at Brilliant Earth · As of October 28, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733573874 or 733573874. Listed at 22 retailers as of October 28, 2026, with prices from $266 to $1,877, a $1,611 spread on the same certified stone. Brilliant Earth lists it at $1,877. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733573874
Dimensions6.46 × 6.50 × 4.02 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
6.46 mm6.50 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733573874
Side View
Table 55.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

Caratlytics Score

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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 29
Current: $1,877 AUD|Low: $297 AUD|High: $1,877 AUD|Avg: $777 AUD
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 6$297 AUD
Retailer 16$309 AUD
Retailer 8$448 AUD
Retailer 10$546 AUD
Retailer 12$560 AUD
Retailer 14$567 AUD
Retailer 2$596 AUD
Retailer 3$684 AUD
Retailer 18$738 AUD
Retailer 4$778 AUD
Retailer 15$806 AUD
Retailer 17$840 AUD
Retailer 9$903 AUD
Retailer 13$1,098 AUD
Retailer 5$1,139 AUD
Retailer 11$1,553 AUD
Retailer 7$1,640 AUD
Brilliant Earth$1,877 AUD

43 data points across 18 retailers

22 retailers$266 AUD to $1,877 AUD

A
Cheapest Retailer
-
$266 AUD
$187 USD
A
Retailer 2
-
$297 AUD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$309 AUD
$217 USD
View
A
Retailer 4
-
$330 AUD
$232 USD
View
A
Retailer 5
-
$330 AUD
$232 USD
View
A
Retailer 6
-
$448 AUD
$315 USD
View
A
Retailer 7
-
$546 AUD
£302 GBP
View
Price last confirmed 14 days ago
A
Retailer 8
-
$560 AUD
€375 EUR
View
A
Retailer 9
-
$567 AUD
ZAR 6,447 ZAR
View
A
Retailer 10
-
$596 AUD
£330 GBP
View
A
Retailer 11
-
$684 AUD
$481 USD
View
A
Retailer 12
-
$738 AUD
View
B+
Retailer 13
-
$778 AUD
$547 USD
View
B+
Retailer 14
-
$806 AUD
View
B+
Retailer 15
-
$840 AUD
$591 USD
View
B+
Retailer 16
-
$903 AUD
SGD 858 SGD
View
B+
Retailer 17
-
$1,062 AUD
$747 USD
View
B+
Retailer 18
-
$1,098 AUD
View
B+
Retailer 19
-
$1,139 AUD
$801 USD
View
B+
Retailer 20
-
$1,553 AUD
£860 GBP
View
B
Retailer 21
-
$1,640 AUD
$1,153 USD
View
Most Expensive
Brilliant Earth
18205966A · Oct 28
$1,877 AUD
$1,320 USD
View
21 more retailers have this diamond
Prices start from $266 AUDSave up to $1,611 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
$266 AUD