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Round|Lab Grown|IGI

1.03ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • IGI LG754510252

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510252

Diamond specifications and retailer prices

From $191 AUD
As of November 5, 2026
Save $1,788 AUD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,979 AUD at MOH London · As of November 2, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754510252 or 754510252. Listed at 14 retailers as of November 2, 2026, with prices from $191 to $1,979, a $1,788 spread on the same certified stone. MOH London lists it at $1,979. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510252
Dimensions6.42 × 6.39 × 4.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.39 mm1.03 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510252
Side View
Table 57.0%Crown 36.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.9%

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: $1,979 AUD|Low: $179 AUD|High: $1,990 AUD|Avg: $563 AUD|+1.3%
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
November 6, 2026
Retailer 13$191 AUD
Retailer 12$221 AUD
Retailer 5$234 AUD
Retailer 11$237 AUD
Retailer 7$396 AUD
Retailer 4$447 AUD
Retailer 2$453 AUD
Retailer 8$457 AUD
Retailer 6$464 AUD
Retailer 14$590 AUD
Retailer 9$671 AUD
Retailer 10$761 AUD
Retailer 3$804 AUD
MOH London$1,979 AUD

44 data points across 14 retailers

14 retailers$191 AUD to $1,979 AUD

A
Cheapest Retailer
-
$191 AUD
A
Retailer 2
-
$221 AUD
View
Retailer 3
-
$234 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$237 AUD
View
A
Retailer 5
-
$396 AUD
View
A
Retailer 6
-
$447 AUD
View
B+
Retailer 7
-
$453 AUD
View
A
Retailer 8
-
$457 AUD
View
B+
Retailer 9
-
$464 AUD
View
B+
Retailer 10
-
$590 AUD
View
B
Retailer 11
-
$671 AUD
View
B
Retailer 12
-
$761 AUD
View
B
Retailer 13
-
$804 AUD
View
Most Expensive
B
MOH London
LG754510252 · Nov 2
$1,979 AUD
£1,091 GBP
View
13 more retailers have this diamond
Prices start from $191 AUDSave up to $1,788 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
$191 AUD