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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG825688121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825688121

Diamond specifications and retailer prices

From $297 AUD
$209 USD
As of October 28, 2026
Save $2,484 AUD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,781 AUD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG825688121 or 825688121. Listed at 21 retailers as of October 27, 2026, with prices from $297 to $2,781, a $2,484 spread on the same certified stone. Queensmith lists it at $2,781. 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 angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825688121
Dimensions6.48 × 6.45 × 4.00 mm
L/W Ratio1.00
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
6.48 mm6.45 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825688121
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.9%

Caratlytics Score

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A+
Exceptional
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 28
Current: $569 AUD|Low: $206 AUD|High: $1,934 AUD|Avg: $851 AUD|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 12$297 AUD
Retailer 6$565 AUD
Retailer 1$569 AUD
Retailer 11$577 AUD
Retailer 5$591 AUD
Retailer 10$684 AUD
Retailer 3$719 AUD
Retailer 7$803 AUD
Retailer 9$847 AUD
Retailer 2$1,135 AUD
Retailer 8$1,540 AUD
Retailer 4$1,877 AUD

45 data points across 12 retailers

21 retailers$297 AUD to $2,781 AUD

A+
Retailer 1
-
$252 AUD
$177 USD
Price last confirmed 27 days ago
A
Retailer 2
-
$297 AUD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$303 AUD
$213 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$304 AUD
$214 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$321 AUD
$226 USD
View
Price last confirmed 29 days ago
A
Retailer 6
-
$324 AUD
$228 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$565 AUD
ZAR 6,420 ZAR
View
A
Retailer 8
-
$569 AUD
€381 EUR
View
A
Retailer 9
-
$577 AUD
$406 USD
View
A
Retailer 10
-
$591 AUD
£327 GBP
View
A
Retailer 11
-
$684 AUD
$481 USD
View
A
Retailer 12
-
$719 AUD
View
B+
Retailer 13
-
$803 AUD
View
B+
Retailer 14
-
$847 AUD
$596 USD
View
B+
Retailer 15
-
$998 AUD
$702 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$1,045 AUD
$735 USD
View
Price last confirmed 29 days ago
B+
Retailer 17
-
$1,078 AUD
View
Price last confirmed 57 days ago
B+
Retailer 18
-
$1,135 AUD
$798 USD
View
B+
Retailer 19
-
$1,540 AUD
£853 GBP
View
B
Retailer 20
-
$1,877 AUD
$1,320 USD
View
Most Expensive
B
Queensmith
LG825688121 · Oct 27
$2,781 AUD
£1,540 GBP
View
20 more retailers have this diamond
Prices start from $297 AUDSave up to $2,484 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
$297 AUD