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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG788621317

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788621317

Diamond specifications and retailer prices

From $283 AUD
$199 USD
As of October 29, 2026
Save $1,369 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,652 AUD at MOH London · As of October 29, 2026
View at MOH London

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 LG788621317 or 788621317. Listed at 15 retailers as of October 29, 2026, with prices from $283 to $1,652, a $1,369 spread on the same certified stone. MOH London lists it at $1,652. 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 angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621317
Dimensions6.54 × 6.50 × 3.99 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
6.54 mm6.50 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621317
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 29
Current: $1,652 AUD|Low: $276 AUD|High: $1,688 AUD|Avg: $728 AUD|-2.1%
MOH London
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
October 30, 2026
Retailer 8$283 AUD
Retailer 7$317 AUD
Retailer 12$329 AUD
Retailer 11$352 AUD
Retailer 14$352 AUD
Retailer 9$570 AUD
Retailer 4$609 AUD
Retailer 2$641 AUD
Retailer 3$692 AUD
Retailer 5$796 AUD
Retailer 13$859 AUD
Retailer 10$1,129 AUD
Retailer 15$1,133 AUD
Retailer 6$1,206 AUD
MOH London$1,652 AUD

33 data points across 15 retailers

15 retailers$283 AUD to $1,652 AUD

A+
Cheapest Retailer
-
$283 AUD
$199 USD
A
Retailer 2
-
$317 AUD
$223 USD
View
Final sale: no returns
A
Retailer 3
-
$329 AUD
$231 USD
View
A
Retailer 4
-
$352 AUD
$247 USD
View
A
Retailer 5
-
$352 AUD
$247 USD
View
A
Retailer 6
-
$570 AUD
£316 GBP
View
A
Retailer 7
-
$609 AUD
$428 USD
View
A
Retailer 8
-
$641 AUD
£354 GBP
View
A
Retailer 9
-
$692 AUD
$486 USD
View
A
Retailer 10
-
$796 AUD
$559 USD
View
B+
Retailer 11
-
$859 AUD
View
B+
Retailer 12
-
$1,129 AUD
$793 USD
View
B+
Retailer 13
-
$1,133 AUD
$796 USD
View
B+
Retailer 14
-
$1,206 AUD
$847 USD
View
Most Expensive
B
MOH London
LG788621317 · Oct 29
$1,652 AUD
£914 GBP
View
14 more retailers have this diamond
Prices start from $283 AUDSave up to $1,369 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
$283 AUD