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Round|Lab Grown|IGI

1.03ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG464114088

Shape and cutting style on the report: Round brilliant

Certificate IGI LG464114088

Diamond specifications and retailer prices

From $854 AUD
$600 USD
As of November 2, 2026
Save $5,233 AUD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,087 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG464114088 or 464114088. Listed at 13 retailers as of November 2, 2026, with prices from $854 to $6,087, a $5,233 spread on the same certified stone. MOH London lists it at $6,087. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464114088
Dimensions6.49 × 6.52 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.49 mm6.52 mm1.03 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464114088
Side View
Table 58.5%Crown 32.4°Girdle: MediumPavilion 41.6°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
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: Nov 2
Current: $6,087 AUD|Low: $854 AUD|High: $6,162 AUD|Avg: $2,820 AUD|-1.1%
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
November 1, 2026
Retailer 9$854 AUD
Retailer 10$1,634 AUD
Retailer 3$1,777 AUD
Retailer 15$1,829 AUD
Retailer 11$1,895 AUD
Retailer 13$1,895 AUD
Retailer 4$2,143 AUD
Retailer 2$2,480 AUD
Retailer 5$2,672 AUD
Retailer 12$3,011 AUD
Retailer 8$3,239 AUD
Retailer 14$3,552 AUD
Retailer 6$3,734 AUD
Retailer 7$5,426 AUD
MOH London$6,087 AUD

40 data points across 15 retailers

13 retailers$854 AUD to $6,087 AUD

A
Cheapest Retailer
-
$854 AUD
$600 USD
B+
Retailer 2
-
$1,634 AUD
$1,148 USD
View
B+
Retailer 3
-
$1,777 AUD
$1,248 USD
View
B+
Retailer 4
-
$1,829 AUD
$1,285 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,895 AUD
$1,331 USD
View
Retailer 6
-
$1,895 AUD
$1,331 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$2,143 AUD
$1,505 USD
View
B+
Retailer 8
-
$2,480 AUD
£1,372 GBP
View
B
Retailer 9
-
$3,011 AUD
$2,115 USD
View
B
Retailer 10
-
$3,239 AUD
€2,167 EUR
View
B
Retailer 11
-
$3,552 AUD
$2,495 USD
View
B
Retailer 12
-
$3,734 AUD
$2,623 USD
View
Most Expensive
B
MOH London
LG464114088 · Nov 1
$6,087 AUD
£3,367 GBP
View
12 more retailers have this diamond
Prices start from $854 AUDSave up to $5,233 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
$854 AUD