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Round|Lab Grown|IGI

10.23ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG583308146

Shape and cutting style on the report: Round brilliant

Certificate IGI LG583308146

Diamond specifications and retailer prices

From $1,896 AUD
$1,329 USD
As of November 1, 2026
Save $5,959 AUD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,855 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 10.23ct lab-grown round diamond

This 10.23ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG583308146 or 583308146. Listed at 14 retailers as of October 28, 2026, with prices from $1,896 to $7,855, a $5,959 spread on the same certified stone. Rare Carat lists it at $7,855. 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

10.23
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583308146
Dimensions14.03 × 14.13 × 8.51 mm
L/W Ratio1.01
Girdle conditionFaceted
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
14.03 mm14.13 mm10.23 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583308146
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

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 1
Current: $7,855 AUD|Low: $1,896 AUD|High: $29,661 AUD|Avg: $6,990 AUD
Rare Carat
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
November 2, 2026
Retailer 13$1,896 AUD
Retailer 2$1,963 AUD
Retailer 11$2,063 AUD
Retailer 3$2,200 AUD
Retailer 14$2,447 AUD
Retailer 4$2,594 AUD
Retailer 16$2,949 AUD
Retailer 9$3,090 AUD
Retailer 10$3,477 AUD
Retailer 15$3,543 AUD
Retailer 12$4,101 AUD
Retailer 6$4,124 AUD
Retailer 5$7,665 AUD
Rare Carat$7,855 AUD
Retailer 8$21,803 AUD
Retailer 7$29,661 AUD

6 data points across 16 retailers

14 retailers$1,896 AUD to $7,855 AUD

A
Cheapest Retailer
-
$1,896 AUD
$1,329 USD
A
Retailer 2
-
$1,963 AUD
£1,083 GBP
View
A
Retailer 3
-
$2,063 AUD
$1,446 USD
View
A
Retailer 4
-
$2,200 AUD
$1,542 USD
View
A
Retailer 5
-
$2,447 AUD
$1,715 USD
View
A
Retailer 6
-
$2,594 AUD
HK$14,200 HKD
View
A
Retailer 7
-
$2,949 AUD
$2,067 USD
View
A
Retailer 8
-
$3,090 AUD
£1,705 GBP
View
B+
Retailer 9
-
$3,477 AUD
$2,437 USD
View
A
Retailer 10
-
$3,543 AUD
€2,365 EUR
View
B+
Retailer 11
-
$4,101 AUD
$2,874 USD
View
B+
Retailer 12
-
$4,124 AUD
$2,890 USD
View
B
Retailer 13
-
$7,665 AUD
$5,372 USD
View
Most Expensive
B
Rare Carat
KI1463081KF583 · Oct 28
$7,855 AUD
$5,505 USD
View
13 more retailers have this diamond
Prices start from $1,896 AUDSave up to $5,959 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
10.23ct Round
$1,896 AUD