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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 $1,700 SGD
$1,329 USD
As of November 1, 2026
Save $5,341 SGD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,040 SGD 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 $1,700 to $7,040, a $5,341 spread on the same certified stone. Rare Carat lists it at $7,040. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,040 SGD|Low: $1,700 SGD|High: $26,585 SGD|Avg: $6,265 SGD
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$1,700 SGD
Retailer 2$1,760 SGD
Retailer 11$1,849 SGD
Retailer 3$1,972 SGD
Retailer 14$2,193 SGD
Retailer 4$2,325 SGD
Retailer 16$2,643 SGD
Retailer 9$2,770 SGD
Retailer 10$3,117 SGD
Retailer 15$3,176 SGD
Retailer 12$3,676 SGD
Retailer 6$3,696 SGD
Retailer 5$6,870 SGD
Rare Carat$7,040 SGD
Retailer 8$19,542 SGD
Retailer 7$26,585 SGD

6 data points across 16 retailers

14 retailers$1,700 SGD to $7,040 SGD

A
Cheapest Retailer
-
$1,700 SGD
$1,329 USD
A
Retailer 2
-
$1,760 SGD
£1,083 GBP
View
A
Retailer 3
-
$1,849 SGD
$1,446 USD
View
A
Retailer 4
-
$1,972 SGD
$1,542 USD
View
A
Retailer 5
-
$2,193 SGD
$1,715 USD
View
A
Retailer 6
-
$2,325 SGD
HK$14,200 HKD
View
A
Retailer 7
-
$2,643 SGD
$2,067 USD
View
A
Retailer 8
-
$2,770 SGD
£1,705 GBP
View
B+
Retailer 9
-
$3,117 SGD
$2,437 USD
View
A
Retailer 10
-
$3,176 SGD
€2,365 EUR
View
B+
Retailer 11
-
$3,676 SGD
$2,874 USD
View
B+
Retailer 12
-
$3,696 SGD
$2,890 USD
View
B
Retailer 13
-
$6,870 SGD
$5,372 USD
View
Most Expensive
B
Rare Carat
KI1463081KF583 · Oct 28
$7,040 SGD
$5,505 USD
View
13 more retailers have this diamond
Prices start from $1,700 SGDSave up to $5,341 SGD

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
$1,700 SGD